Patents by Inventor Kenichi Hatakeyama
Kenichi Hatakeyama has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11858045Abstract: Provided is a Fe-based sintered body which has both of a high hardness and a high thermal conductivity and which can be more stably produced. The Fe-based sintered body includes: a matrix (1) containing Fe as a main component; and a hard phase (4) dispersed in the matrix (1). The matrix (1) is formed in a network shape and contains ?Fe. The hard phase (4) contains TiC.Type: GrantFiled: July 24, 2019Date of Patent: January 2, 2024Assignees: Hiroshima University, Y-tec Corporation, keylex corporation, Mazda Motor CorporationInventors: Kazuhiro Matsugi, Yujiao Ke, Zhefeng Xu, Kenjiro Sugio, Yongbum Choi, Gen Sasaki, Hajime Suetsugu, Hiroki Kondo, Hideki Manabe, Kyotaro Yamane, Kenichi Hatakeyama, Keizo Kawasaki, Tsuyoshi Itaoka, Shinsaku Seno, Yasushi Tamura, Ichirou Ino, Yoshihide Hirao
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Publication number: 20210316361Abstract: Provided is a method of producing a composite having high strength and high thermal conductivity. The method includes: an alloy preparation step including preparing an alloy which is a solid solution containing ?-Fe as a solvent and at least one type of ?-phase stabilizing element as a solute; a first mixing step including mixing at least one type of ?-phase stabilizing element in powder form and SiC to prepare a first mixture; a second mixing step including mixing the alloy and the first mixture to prepare a second mixture; and a sintering step including sintering the second mixture.Type: ApplicationFiled: July 9, 2019Publication date: October 14, 2021Inventors: Kenjiro SUGIO, Takuya TAKAHASHI, Hitoshi SAWADA, Gen SASAKI, Kazuhiro MATSUGI, Yongbum CHOI, Zhefeng XU, Hajime SUETSUGU, Hiroki KONDO, Hideki MANABE, Kyotaro YAMANE, Kenichi HATAKEYAMA, Keizo KAWASAKI, Tsuyoshi ITAOKA, Shinsaku SENO, Yasushi TAMURA, Ichirou INO, Yoshihide HIRAO
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Publication number: 20210308756Abstract: Provided is a Fe-based sintered body which has both of a high hardness and a high thermal conductivity and which can be more stably produced. The Fe-based sintered body includes: a matrix (1) containing Fe as a main component; and a hard phase (4) dispersed in the matrix (1). The matrix (1) is formed in a network shape and contains ?Fe. The hard phase (4) contains TiC.Type: ApplicationFiled: July 24, 2019Publication date: October 7, 2021Inventors: Kazuhiro MATSUGI, Yujiao KE, Zhefeng XU, Kenjiro SUGIO, Yongbum CHOI, Gen SASAKI, Hajime SUETSUGU, Hiroki KONDO, Hideki MANABE, Kyotaro YAMANE, Kenichi HATAKEYAMA, Keizo KAWASAKI, Tsuyoshi ITAOKA, Shinsaku SENO, Yasushi TAMURA, Ichirou INO, Yoshihide HIRAO
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Patent number: 9964817Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to one of the TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: GrantFiled: October 16, 2017Date of Patent: May 8, 2018Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Publication number: 20180046043Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to one of the TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: ApplicationFiled: October 16, 2017Publication date: February 15, 2018Inventors: Kenji ANJO, Takahiro Nagami, Kenichi Hatakeyama
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Patent number: 9804456Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to one of the TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: GrantFiled: January 11, 2017Date of Patent: October 31, 2017Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Publication number: 20170123283Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to one of the TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: ApplicationFiled: January 11, 2017Publication date: May 4, 2017Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Patent number: 9576985Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT substrate and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to a TFT, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: GrantFiled: June 10, 2016Date of Patent: February 21, 2017Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Publication number: 20160284735Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT substrate and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to a TFT, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: ApplicationFiled: June 10, 2016Publication date: September 29, 2016Inventors: Kenji ANJO, Takahiro NAGAMI, Kenichi HATAKEYAMA
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Patent number: 9389471Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT substrate and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to a TFT, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: GrantFiled: April 23, 2015Date of Patent: July 12, 2016Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., LTD.Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Patent number: 9321092Abstract: Consumed energy is minimized to reduce running cost. Final formed products of uniform quality are successively obtained. High productivity is provided. A primary forming step of obtaining a primary formed product by plastically working a heated steel sheet with a primary forming die set for a predetermined time period, a secondary forming step of machining the primary formed product with the secondary forming die set for a predetermined time period to obtain a secondary formed product, and a hardening step of allowing a cooling die set placed in a hydraulic press controlled by a servomotor to hold the secondary formed product under pressure for a longer time period than the time period of each of the primary and secondary forming steps to obtain a hardened final formed product are successively performed in sequence. The hardening step is performed independently without coordinating with the primary and secondary forming steps.Type: GrantFiled: June 21, 2011Date of Patent: April 26, 2016Assignees: MAZDA MOTOR CORPORATION, IMANISHI MANUFACTURING CO., LTD., SEKISOU KANAGATA CO., LTD., KEYLEX CORPORATIONInventors: Tekkan Takasue, Kyousou Ishida, Kouji Hironaka, Takuya Yamazaki, Kenichi Hatakeyama, Shinichiro Kurusu, Akihiro Nakashima, Toshiharu Nakashima
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Patent number: 9250472Abstract: A backlight unit for a liquid crystal display device includes a light source element, a light guide plate for guiding the output light from the light source element, and a frame for housing the light guide plate. The light source element is mounted on a flexible wiring substrate fixed to the liquid crystal display panel at one end thereof, together with an electronic component. The light source element and the electronic component are attached to the frame in such a way that each of the light source element and the electronic component is placed in a housing concave portion formed on the back surface side of the frame, by bending the flexible wiring substrate. A case is fixedly attached to the flexible wiring substrate to cover the electronic component. Then, the case is fixed to the inside of the housing concave portion.Type: GrantFiled: June 5, 2014Date of Patent: February 2, 2016Assignee: JAPAN DISPLAY INC.Inventors: Masahiro Ohkubo, Yuichi Inoue, Kenichi Hatakeyama
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Publication number: 20150227010Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT substrate and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to a TFT, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: ApplicationFiled: April 23, 2015Publication date: August 13, 2015Inventors: Kenji ANJO, Takahiro NAGAMI, Kenichi HATAKEYAMA
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Patent number: 9041893Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to one of the TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: GrantFiled: September 19, 2014Date of Patent: May 26, 2015Assignees: JAPAN DISPLAY INC., PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Patent number: 8955559Abstract: Fuel vapor is prevented from leaking to the outside during refueling, and even when an air space is formed in an upper portion of a fuel filler pipe, a diagnosis of leakage of fuel vapor can be performed with good accuracy. During refueling, fuel vapor is guided from a fuel tank 1 to a canister 3, and is absorbed by the canister 3. A change in the internal pressure of a fuel vapor path including the fuel tank 1, a fuel vapor pipe 4, and the canister 3 is detected by a pressure sensor 8, thereby performing a diagnosis of leakage of fuel vapor. An upper space 16 in the fuel tank 1 and an upper space 17 in a fuel filler pipe 2 communicate with each other through an airflow resistance pipe 12, and in order to restrict flow of fuel vapor from the fuel tank 1 through the airflow resistance pipe 12 into the fuel filler pipe 2 during refueling, the airflow resistance pipe 12 includes an orifice 13.Type: GrantFiled: March 29, 2011Date of Patent: February 17, 2015Assignee: Keylex CorporationInventors: Kenichi Hatakeyama, Toshiaki Miyagawa, Osamu Fujiyama
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Publication number: 20150009445Abstract: A liquid crystal display device includes a TFT substrate having a display region with first and second electrodes, TFTs, scanning signal lines connected to the TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, scanning line leads connected to the scanning signal lines and formed outside of the display region, video signal line leads connected to the video signal lines and formed outside of the display region and a shield electrode formed on the TFT substrate covering the scanning line leads but not the video signal line leads. The second electrode is connected to one of the TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: ApplicationFiled: September 19, 2014Publication date: January 8, 2015Inventors: Kenji ANJO, Takahiro NAGAMI, Kenichi HATAKEYAMA
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Publication number: 20140362327Abstract: A backlight unit for a liquid crystal display device includes a light source element, a light guide plate for guiding the output light from the light source element, and a frame for housing the light guide plate. The light source element is mounted on a flexible wiring substrate fixed to the liquid crystal display panel at one end thereof, together with an electronic component. The light source element and the electronic component are attached to the frame in such a way that each of the light source element and the electronic component is placed in a housing concave portion formed on the back surface side of the frame, by bending the flexible wiring substrate. A case is fixedly attached to the flexible wiring substrate to cover the electronic component. Then, the case is fixed to the inside of the housing concave portion.Type: ApplicationFiled: June 5, 2014Publication date: December 11, 2014Applicant: Japan Display Inc.Inventors: Masahiro OHKUBO, Yuichi INOUE, Kenichi HATAKEYAMA
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Patent number: 8867011Abstract: A liquid crystal display device includes a TFT substrate having a display region which has first and second electrodes, a plurality of TFTs and a plurality of scanning signal lines connected to the plurality of TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, a plurality of scanning line leads connected to the plurality of scanning signal lines formed in a region outside of the display region, and a shield electrode formed on the TFT substrate covering the plurality of scanning line leads. The second electrode is connected to one of the plurality of TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: GrantFiled: December 31, 2013Date of Patent: October 21, 2014Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Patent number: 8724069Abstract: A mounting unit of a second flexible circuit board is arranged on a rear surface side of a liquid crystal display panel. A portion of a first flexible circuit board at which a connection terminal is formed is bonded to an end portion of a display surface side of the liquid crystal display panel, is pulled out from the end portion of the liquid crystal display panel, is bent and overlapped with the opposite surface to the surface where the light emission components of the mounting unit are mounted with a space, and an external terminal is arranged on the rear surface side. An extended portion is pulled out from the mounting unit, is bent so as to return to the direction of the mounting unit, and is overlapped with the first flexible circuit board on an outer surface of the first flexible circuit board.Type: GrantFiled: January 4, 2012Date of Patent: May 13, 2014Assignee: Japan Display Inc.Inventor: Kenichi Hatakeyama
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Publication number: 20140111755Abstract: A liquid crystal display device includes a TFT substrate having a display region which has first and second electrodes, a plurality of TFTs and a plurality of scanning signal lines connected to the plurality of TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, a plurality of scanning line leads connected to the plurality of scanning signal lines formed in a region outside of the display region, and a shield electrode formed on the TFT substrate covering the plurality of scanning line leads. The second electrode is connected to one of the plurality of TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: ApplicationFiled: December 31, 2013Publication date: April 24, 2014Applicants: Panasonic Liquid Crystal Display Co., Ltd., Japan Display Inc.Inventors: Kenji ANJO, Takahiro NAGAMI, Kenichi HATAKEYAMA