Patents by Inventor Kenichi Nakazawa
Kenichi Nakazawa 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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Publication number: 20240138183Abstract: A method for manufacturing a novel display apparatus is provided. The method includes a first step of forming a first electrode, a second electrode, and a first gap over an insulating film, a second step of forming a first film over the second electrode; a third step of forming a first layer overlapping with the first electrode, a fourth step of removing the first film by an etching method to form a first unit overlapping with the first electrode, a fifth step of removing a surface of the second electrode, a sixth step of forming a second film over the first layer and the second electrode, a seventh step of forming a second layer overlapping with the second electrode, and an eighth step of removing the second film by an etching method using the second layer to form a second unit overlapping with the second electrode and a second gap.Type: ApplicationFiled: September 27, 2023Publication date: April 25, 2024Inventors: Yasutaka NAKAZAWA, Takayuki OHIDE, Naoto GOTO, Hiroki ADACHI, Satoru IDOJIRI, Hayato YAMAWAKI, Kenichi OKAZAKI, Sachiko KAWAKAMI
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Patent number: 11961918Abstract: A semiconductor device which has favorable electrical characteristics, a method for manufacturing a semiconductor device with high productivity, and a method for manufacturing a semiconductor device with a high yield are provided.Type: GrantFiled: August 24, 2022Date of Patent: April 16, 2024Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Yasutaka Nakazawa, Yukinori Shima, Kenichi Okazaki, Junichi Koezuka, Shunpei Yamazaki
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Publication number: 20240099069Abstract: A high-resolution display device is provided. A display device with both high display quality and high resolution is provided. The display device includes a first display element including a first pixel electrode, a first EL layer, and a common electrode; a second display element including a second pixel electrode, a second EL layer, and the common electrode; a first insulating layer covering an end portion of the first pixel electrode and an end portion of the second pixel electrode; a second insulating layer over the first insulating layer; and a third insulating layer over the second insulating layer. The first EL layer is placed over the first pixel electrode and the third insulating layer. The second EL layer is placed over the second pixel electrode and the third insulating layer.Type: ApplicationFiled: February 7, 2022Publication date: March 21, 2024Inventors: Rai SATO, Masahiro KATAYAMA, Naoto GOTO, Yasutaka NAKAZAWA, Kenichi OKAZAKI
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Publication number: 20240079502Abstract: A semiconductor device with favorable electrical characteristics is to be provided. A highly reliable semiconductor device is to be provided. A semiconductor device with lower power consumption is to be provided. The semiconductor device includes a gate electrode, a first insulating layer over the gate electrode, a metal oxide layer over the first insulating layer, a pair of electrodes over the metal oxide layer, and a second insulating layer over the pair of electrodes. The first insulating layer includes a first region and a second region. The first region has a region being in contact with the metal oxide layer and containing more oxygen than the second region. The second region has a region containing more nitrogen than the first region. The metal oxide layer has at least a concentration gradient of oxygen in a thickness direction, and the concentration gradient becomes high on a first region side and on a second region side.Type: ApplicationFiled: November 9, 2023Publication date: March 7, 2024Inventors: Junichi KOEZUKA, Kenichi OKAZAKI, Yukinori SHIMA, Yasutaka NAKAZAWA, Yasuharu HOSAKA, Shunpei YAMAZAKI
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Publication number: 20240074224Abstract: A high-resolution or high-definition display apparatus is provided. The display apparatus includes a first light-emitting device and a second light-emitting device. The first light-emitting device includes a first conductive layer, a second conductive layer over the first conductive layer, a first light-emitting layer over the second conductive layer, and a common electrode over the first light-emitting layer. The second light-emitting device includes a third conductive layer, a fourth conductive layer over the third conductive layer, a second light-emitting layer over the fourth conductive layer, and the common electrode over the second light-emitting layer.Type: ApplicationFiled: February 28, 2022Publication date: February 29, 2024Inventors: Kenichi OKAZAKI, Yasutaka NAKAZAWA, Rai SATO
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Publication number: 20240072065Abstract: A display device includes a liquid crystal element, a transistor, a scan line, and a signal line. The liquid crystal element includes a pixel electrode, a liquid crystal layer, and a common electrode. The scan line and the signal line are each electrically connected to the transistor. The scan line and the signal line each include a metal layer. The transistor is electrically connected to the pixel electrode. A semiconductor layer of the transistor includes a stack of a first metal oxide layer and a second metal oxide layer. The first metal oxide layer includes a region with lower crystallinity than the second metal oxide layer. The transistor includes a first region connected to the pixel electrode. The pixel electrode, the common electrode, and the first region are each configured to transmit visible light. Visible light passes through the first region and the liquid crystal element and exits from the display device.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Inventors: Shunpei YAMAZAKI, Kenichi OKAZAKI, Daisuke KUROSAKI, Yasutaka NAKAZAWA, Kazunori WATANABE, Koji KUSUNOKI
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Patent number: 8440233Abstract: The present inventors discovered that microfiltration retentates of whey, and products obtained by treating whey using centrifugation and/or ammonium sulfate precipitation, have the activity of inhibiting rotavirus infection. In one embodiment, the present invention provides a method of preventing rotavirus infection, comprising administering to a subject a composition that comprises a whey cream serum obtained by treating whey by centrifugation, or a dehydrated product thereof, wherein the antiviral activity of said composition is retained after heat treatment.Type: GrantFiled: December 28, 2011Date of Patent: May 14, 2013Assignee: Meiji Co., LtdInventors: Yoshihiro Kanamaru, Yoshitaka Nakamura, Takeshi Takahashi, Shinya Nagafuchi, Makoto Yamaguchi, Hideo Ohtomo, Kenichi Nakazawa
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Patent number: 8297850Abstract: An optical connector according to an embodiment of the present invention comprises (a) a ferrule incorporating a short fiber; (b) a mechanical splice having a holding part and a fixing part, and adapted so that the fixing part mechanically fixes the short fiber extending from the ferrule held by the holding part, and an optical fiber in an optical cable to butt the short fiber; (c) an outer housing having a housing part in which the mechanical splice is located, and a pair of flexible arms located on both sides of the housing part, the pair of arms each being provided with a locking claw at a tip; and (d) a jacket fixture for fixing a cable jacket, the jacket fixture being coupled to the mechanical splice so that the cable jacket is inserted therein.Type: GrantFiled: August 19, 2005Date of Patent: October 30, 2012Assignees: Sumitomo Electric Industries, Ltd., Nippon Telegraph and Telephone CorporationInventors: Daizo Nishioka, Kenichiro Ohtsuka, Kazuhito Saito, Yoshikyo Tamekuni, Yukihiro Yokomachi, Tunetaka Ema, Kenichi Nakazawa, Yasuhiko Hoshino
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Patent number: 8211476Abstract: The present inventors discovered that microfiltration retentates of whey, and products obtained by treating whey using centrifugation and/or ammonium sulfate precipitation, have the activity of inhibiting rotavirus infection.Type: GrantFiled: March 11, 2004Date of Patent: July 3, 2012Assignee: Meiji Co., Ltd.Inventors: Yoshihiro Kanamaru, Yoshitaka Nakamura, Takeshi Takahashi, Shinya Nagafuchi, Makoto Yamaguchi, Hideo Ohtomo, Kenichi Nakazawa
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Publication number: 20120100224Abstract: The present inventors discovered that microfiltration retentates of whey, and products obtained by treating whey using centrifugation and/or ammonium sulfate precipitation, have the activity of inhibiting rotavirus infection.Type: ApplicationFiled: December 28, 2011Publication date: April 26, 2012Inventors: Yoshihiro KANAMARU, Yoshitaka Nakamura, Takeshi Takahashi, Shinya Nagafuchi, Makoto Yamaguchi, Hideo Ohtomo, Kenichi Nakazawa
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Publication number: 20110116745Abstract: An optical connector according to an embodiment of the present invention comprises (a) a ferrule incorporating a short fiber; (b) a mechanical splice having a holding part and a fixing part, and adapted so that the fixing part mechanically fixes the short fiber extending from the ferrule held by the holding part, and an optical fiber in an optical cable to butt the short fiber; (c) an outer housing having a housing part in which the mechanical splice is located, and a pair of flexible arms located on both sides of the housing part, the pair of arms each being provided with a locking claw at a tip; and (d) a jacket fixture for fixing a cable jacket, the jacket fixture being coupled to the mechanical splice so that the cable jacket is inserted therein.Type: ApplicationFiled: January 24, 2011Publication date: May 19, 2011Applicants: SUMITOMO ELECTRIC INDUSTRIES, LTD., NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Daizo NISHIOKA, Kenichiro Ohtsuka, Kazuhito Saito, Yoshikyo Tamekuni, Yukihiro Yokomachi, Tunetaka Ema, Kenichi Nakazawa, Yasuhiko Hoshino
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Patent number: 7637673Abstract: A straight type optical connector enables a splicing operation of an optical fiber cable accurately and stably without requiring skilled labor and having a superior on-site installation property. An optical connector is provided with a splicing section for securely supporting an incorporated optical fiber securely supported at a ferrule and an optical fiber of an outside optical fiber cable in an end-abutting condition. The body of the optical connector is provided with a cable holding member able to hold an optical fiber cable. The cable holding member can be set at a temporary position where it makes an optical fiber of the optical fiber cable abut against the incorporated optical fiber at the splicing section in the state holding the optical fiber cable and bends a covered optical fiber of the optical fiber cable between the splicing section and the cable holding member by a pressing force in the lengthwise direction.Type: GrantFiled: June 23, 2005Date of Patent: December 29, 2009Assignees: 3M Innovative Properties Company, Nippon Telegraph and Telephone CorporationInventors: Tomayasu Oike, Takaya Yamauchi, Akihiko Yazaki, Tsunetaka Ema, Kenichi Nakazawa, Yasuhiko Hoshino
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Patent number: 7556438Abstract: An angle type optical connector enables a splicing operation of an optical fiber cable accurately and stably without requiring skilled labor and having a superior on-site installation property. An optical connector is provided with a splicing section for securely supporting an incorporated optical fiber securely supported at a ferrule and an optical fiber of an outside optical fiber cable in an end-abutting condition. The body of the optical connector is provided with a cable holding member able to hold an optical fiber cable. The cable holding member can be set at a temporary position where it makes an optical fiber of the optical fiber cable abut against the incorporated optical fiber at the splicing section in the state holding the optical fiber cable and bends a covered optical fiber of the optical fiber cable between the splicing section and the cable holding member by a pressing force in the lengthwise direction.Type: GrantFiled: June 23, 2005Date of Patent: July 7, 2009Assignees: 3M Innovative Properties Company, Nippon Telegraph and Telephone CorporationInventors: Tomayasu Oike, Takaya Yamauchi, Akihiko Yazaki, Tsunetaka Ema, Kenichi Nakazawa, Yasuhiko Hoshino
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Publication number: 20080304795Abstract: A straight type optical connector enables a splicing operation of an optical fiber cable accurately and stably without requiring skilled labor and having a superior on-site installation property. An optical connector is provided with a splicing section for securely supporting an incorporated optical fiber securely supported at a ferrule and an optical fiber of an outside optical fiber cable in an end-abutting condition. The body of the optical connector is provided with a cable holding member able to hold an optical fiber cable. The cable holding member can be set at a temporary position where it makes an optical fiber of the optical fiber cable abut against the incorporated optical fiber at the splicing section in the state holding the optical fiber cable and bends a covered optical fiber of the optical fiber cable between the splicing section and the cable holding member by a pressing force in the lengthwise direction.Type: ApplicationFiled: June 23, 2005Publication date: December 11, 2008Inventors: Tomayasu Oike, Takaya Yamauchi, Akihiko Yazaki, Tsunetaka Ema, Kenichi Nakazawa, Yasuhiko Hoshino
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Patent number: 7452138Abstract: An optical connector includes a connector body that has a first optical fiber housed in advance in a ferrule so as to project from a back end of the ferrule opposite to the connecting end surface and an anchoring fixture that anchors a second optical fiber that is to be optically connected to the first optical fiber, and by pressing the anchoring fixture into the connector body while the second optical fiber is anchored in this anchoring fixture, the anchoring fixture and the connector body are connected to optically connect the first optical fiber and the second optical fiber, and the connecting portion that connects the anchoring fixture and the connector body form a movable connecting portion that is adapted to vary the direction of the anchoring fixture with respect to the connector body.Type: GrantFiled: September 27, 2006Date of Patent: November 18, 2008Assignees: Fujikura Ltd., Nippon Telegraph & Telephone Corp.Inventors: Daigo Saito, Kazuhiro Takizawa, Hiroshi Furukawa, Kenichi Nakazawa, Tsunetaka Ema, Kouji Shibata
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Publication number: 20080247710Abstract: An angle type optical connector enables a splicing operation of an optical fiber cable accurately and stably without requiring skilled labor and having a superior on-site installation property. An optical connector is provided with a splicing section for securely supporting an incorporated optical fiber securely supported at a ferrule and an optical fiber of an outside optical fiber cable in an end-abutting condition. The body of the optical connector is provided with a cable holding member able to hold an optical fiber cable. The cable holding member can be set at a temporary position where it makes an optical fiber of the optical fiber cable abut against the incorporated optical fiber at the splicing section in the state holding the optical fiber cable and bends a covered optical fiber of the optical fiber cable between the splicing section and the cable holding member by a pressing force in the lengthwise direction.Type: ApplicationFiled: June 23, 2005Publication date: October 9, 2008Inventors: Tomoyasu Oike, Takaya Yamauchi, Akihiko Yazaki, Tsunetaka Ema, Kenichi Nakazawa, Yasuhiko Hoshino
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Publication number: 20080107381Abstract: An optical connector according to an embodiment of the present invention comprises (a) a ferrule incorporating a short fiber; (b) a mechanical splice having a holding part and a fixing part, and adapted so that the fixing part mechanically fixes the short fiber extending from the ferrule held by the holding part, and an optical fiber in an optical cable to butt the short fiber; (c) an outer housing having a housing part in which the mechanical splice is located, and a pair of flexible arms located on both sides of the housing part, the pair of arms each being provided with a locking claw at a tip; and (d) a jacket fixture for fixing a cable jacket, the jacket fixture being coupled to the mechanical splice so that the cable jacket is inserted therein.Type: ApplicationFiled: September 19, 2005Publication date: May 8, 2008Inventors: Daizo Nishioka, Kenichiro Ohtsuka, Kazuhito Saito, Yoshikyo Tamekuni, Yukihiro Yokomachi, Tunetaka Ema, Kenichi Nakazawa, Yasuhiko Hoshino
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Publication number: 20080075407Abstract: An optical connector includes a connector body that has a first optical fiber housed in advance in a ferrule so as to project from a back end of the ferrule opposite to the connecting end surface and an anchoring fixture that anchors a second optical fiber that is to be optically connected to the first optical fiber, and by pressing the anchoring fixture into the connector body while the second optical fiber is anchored in this anchoring fixture, the anchoring fixture and the connector body are connected to optically connect the first optical fiber and the second optical fiber, and the connecting portion that connects the anchoring fixture and the connector body form a movable connecting portion that is adapted to vary the direction of the anchoring fixture with respect to the connector body.Type: ApplicationFiled: September 27, 2006Publication date: March 27, 2008Inventors: Daigo Saito, Kazuhiro Takizawa, Hiroshi Furukawa, Kenichi Nakazawa, Tsunetaka Ema, Kouji Shibata
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Publication number: 20060240115Abstract: The present inventors discovered that microfiltration retentates of whey, and products obtained by treating whey using centrifugation and/or ammonium sulfate precipitation, have the activity of inhibiting rotavirus infection.Type: ApplicationFiled: March 11, 2004Publication date: October 26, 2006Inventors: Yoshihiro Kanamaru, Yoshitaka Nakamura, Takeshi Takahashi, Shinya Nagafuchi, Makoto Yamaguchi, Hideo Ohtomo, Kenichi Nakazawa
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Patent number: 4318181Abstract: A timer display apparatus is disclosed which has a timer time display member, a memory capable of memorizing a plurality of timer times and a discriminating circuit which compares the memorized timer times in the memory with the present or instant time and then discriminates the timer time of the memorized timer times nearest but after the instant time. Then, based upon the output from the discriminating circuit, the timer time nearest but after the instant time is read out from the memory and displayed on the timer time display member.Type: GrantFiled: January 16, 1980Date of Patent: March 2, 1982Assignee: Sony CorporationInventors: Ryuichi Kawakami, Kenichi Nakazawa