Patents by Inventor Shunichi Komatsu
Shunichi Komatsu 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: 20240150626Abstract: An anticorrosive pressure-sensitive adhesive tape of the present invention comprises a pressure-sensitive adhesive layer, the anticorrosive pressure-sensitive adhesive tape preventing generation of rust in a cyclic corrosion test in accordance with Cycle D in JIS K5600-7-9 and having an adhesive force after the cyclic corrosion test of 20 N/25 mm or more. The present invention can provide an anticorrosive pressure-sensitive adhesive tape having a superior adhesive force and anticorrosive property than before.Type: ApplicationFiled: March 8, 2022Publication date: May 9, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Shouji KAJI, Takaaki SAKON, Shunichi MIYAMOTO, Hiroaki KOMATSU, Hinako ISHII
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Patent number: 8156562Abstract: An information processing apparatus determines whether an authentication portion on an image forming apparatus side can authenticate user authentication information input on the information processing apparatus side. If it is determined that the authentication portion on the image forming apparatus side can authenticate the user authentication information input on the information processing apparatus side, transmission of image data from the information processing apparatus to the image forming apparatus is controlled.Type: GrantFiled: April 5, 2006Date of Patent: April 10, 2012Assignee: Canon Kabushiki KaishaInventors: Michio Kawase, Shunichi Komatsu, Michiharu Masuda, Yoshihito Osari, Tsunao Hombo
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Patent number: 7886170Abstract: The conventional techniques cannot set optimal energy saving modes separately for a plurality of loads and can hardly attain further suppression of power consumption. To accomplish this, in an image forming apparatus including a main circuit board which has a master CPU and controls the operation of the entire image forming apparatus, and a plurality of sub circuit boards each have a slave CPU and control each corresponding control target, the operating condition of each slave CPU is stored in correspondence with the operation mode of the image forming apparatus, and, upon being notified of the operation modes of the image forming apparatus, the slave CPU of each of the plurality of sub circuit boards sets the operation status of the slave CPU by referring to the table of the operation modes.Type: GrantFiled: April 24, 2007Date of Patent: February 8, 2011Assignee: Canon Kabushiki KaishaInventors: Shunichi Komatsu, Tomohiro Tamaoki, Takahiro Ushiro, Kenji Hiromatsu, Izuru Horiuchi, Keizo Isemura
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Patent number: 7700895Abstract: A sheet feeding apparatus including a stacking portion for stacking a plurality of sheets thereon, a sheet feeding portion for feeding the sheets stacked on the stacking portion, a fan for sending air to the sheets to loosen the sheets stacked on the stacking portion, a heater for warming the air sent by the fan, a temperature detecting portion for detecting the temperature of the heater, and a control portion for starting the driving of the fan in conformity with the temperature detecting portion having detected a predetermined temperature after temperature control for adjusting the heater to a target temperature has been started.Type: GrantFiled: May 25, 2007Date of Patent: April 20, 2010Assignee: Canon Kabushiki KaishaInventors: Shunichi Komatsu, Kunio Tsuruno, Yuzo Matsumoto, Yasuo Fukatsu
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Patent number: 7508229Abstract: A method and a device for testing an array substrate for a liquid crystal display that allow time for testing to be reduced are provided. An array substrate is divided into two test blocks, and two scanning signal lines in total, one from each of the test blocks, are selected and tested at a time, so that the addresses of possible defective pixels are specified. Then, the array substrate is divided into three test blocks, and three scanning signal lines in total, one from each of the test blocks, are selected and re-tested at a time, so that the addresses of possible defective pixels are specified. Then, the address of a pixel common between the first testing and re-testing is specified as a defective address.Type: GrantFiled: February 24, 2005Date of Patent: March 24, 2009Assignees: International Business Machines Corporation, CMO Japan, Co., Ltd.Inventors: Tomoyuki Taguchi, Yoshinori Mekata, Shunichi Komatsu, Hiroki Nishiyama, Tsukasa Iwami
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Patent number: 7346717Abstract: A control board includes a main-board and a plurality of sub-boards which control loads. The sub-boards each include a providing unit which provides a board type ID, a read unit which reads an installation location ID, and a transmission unit which transmits the board type ID and the installation location ID to the main-board. The main-board includes a communication control unit, a configuration information acquisition unit which acquires configuration information expressed by a combination of the board type ID and the installation location ID, an analysis unit which analyzes the configuration information, and a control unit which controls the sub-unit on the basis of information analyzed by the analysis unit.Type: GrantFiled: November 23, 2005Date of Patent: March 18, 2008Assignee: Canon Kabushiki KaishaInventors: Keizo Isemura, Tomohiro Tamaoki, Kenji Hiromatsu, Shunichi Komatsu, Izuru Horiuchi, Takahiro Ushiro
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Publication number: 20070260753Abstract: The conventional techniques cannot set optimal energy saving modes separately for a plurality of loads and can hardly attain further suppression of power consumption. To accomplish this, in an image forming apparatus including a main circuit board which has a master CPU and controls the operation of the entire image forming apparatus, and a plurality of sub circuit boards each have a slave CPU and control each corresponding control target, the operating condition of each slave CPU is stored in correspondence with the operation mode of the image forming apparatus, and, upon being notified of the operation modes of the image forming apparatus, the slave CPU of each of the plurality of sub circuit boards sets the operation status of the slave CPU by referring to the table of the operation modes.Type: ApplicationFiled: April 24, 2007Publication date: November 8, 2007Applicant: CANON KABUSHIKI KAISHAInventors: Shunichi KOMATSU, Tomohiro TAMAOKI, Takahiro USHIRO, Kenji HIROMATSU, Izuru HORIUCHI, Keizo ISEMURA
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Publication number: 20070228029Abstract: A sheet feeding apparatus including a stacking portion for stacking a plurality of sheets thereon, a sheet feeding portion for feeding the sheets stacked on the stacking portion, a fan for sending air to the sheets to loosen the sheets stacked on the stacking portion, a heater for warming the air sent by the fan, a temperature detecting portion for detecting the temperature of the heater, and a control portion for starting the driving of the fan in conformity with the temperature detecting portion having detected a predetermined temperature after temperature control for adjusting the heater to a target temperature has been started.Type: ApplicationFiled: May 25, 2007Publication date: October 4, 2007Applicant: CANON KABUSHIKI KAISHAInventors: Shunichi Komatsu, Kunio Tsuruno, Yuzo Matsumoto, Yasuo Fukatsu
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Patent number: 7249759Abstract: A sheet feeding apparatus including a stacking portion for stacking a plurality of sheets thereon, a sheet feeding portion for feeding the sheets stacked on the stacking portion, a fan for sending air to the sheets to loosen the sheets stacked on the stacking portion, a heater for warming the air sent by the fan, a temperature detecting portion for detecting the temperature of the heater, and a control portion for starting the driving of the fan in conformity with the temperature detecting portion having detected a predetermined temperature after temperature control for adjusting the heater to a target temperature has been started.Type: GrantFiled: August 24, 2004Date of Patent: July 31, 2007Assignee: Canon Kabushiki KaishaInventors: Shunichi Komatsu, Kunio Tsuruno, Yuzo Matsumoto, Yasuo Fukatsu
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Publication number: 20060250635Abstract: The invention provides an information processing apparatus in which print data is inputted, whether or not authentication information has been added to the print data is discriminated, and an output destination of the print data is controlled on the basis of the discrimination result, thereby making it possible to prevent the print data from being sent to an image output apparatus of a low security level.Type: ApplicationFiled: July 7, 2006Publication date: November 9, 2006Applicant: Canon Kabushiki KaishaInventors: Michiharu Masuda, Tsunao Hombo, Shunichi Komatsu, Michio Kawase, Yoshihito Osari
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Publication number: 20060222352Abstract: An information processing apparatus determines whether an authentication portion on an image forming apparatus side can authenticate user authentication information input on the information processing apparatus side. If it is determined that the authentication portion on the image forming apparatus side can authenticate the user authentication information input on the information processing apparatus side, transmission of image data from the information processing apparatus to the image forming apparatus is controlled.Type: ApplicationFiled: April 5, 2006Publication date: October 5, 2006Applicant: CANON KABUSHIKI KAISHAInventors: Michio Kawase, Shunichi Komatsu, Michiharu Masuda, Yoshihito Osari, Tsunao Hombo
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Publication number: 20060143343Abstract: A control board includes a main-board and a plurality of sub-boards which control loads. The sub-boards each include a providing unit which provides a board type ID, a read unit which reads an installation location ID, and a transmission unit which transmits the board type ID and the installation location ID to the main-board. The main-board includes a communication control unit, a configuration information acquisition unit which acquires configuration information expressed by a combination of the board type ID and the installation location ID, an analysis unit which analyzes the configuration information, and a control unit which controls the sub-unit on the basis of information analyzed by the analysis unit.Type: ApplicationFiled: November 23, 2005Publication date: June 29, 2006Applicant: Canon Kabushiki KaishaInventors: Keizo Isemura, Tomohiro Tamaoki, Kenji Hiromatsu, Shunichi Komatsu, Izuru Horiuchi, Takahiro Ushiro
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Patent number: 7016641Abstract: A sheet-feeding device for separating sheets stored in a sheet storage unit by blowing air heated by a heater toward the sheets includes a controller which detects an abnormality when a heater temperature does not reach a first predetermined temperature within a predetermined time. The controller continues to control the heater temperature but stops determining whether or not the heater temperature is increased to the first predetermined temperature within the predetermined time when it is detected that the sheet storage unit is in an open state.Type: GrantFiled: August 26, 2004Date of Patent: March 21, 2006Assignee: Canon Kabushiki KaishaInventors: Yuzoh Matsumoto, Shunichi Komatsu, Kunio Tsuruno, Yasuo Fukatsu
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Publication number: 20050204219Abstract: A method and a device for testing an array substrate for a liquid crystal display that allow time for testing to be reduced are provided. An array substrate is divided into two test blocks, and two scanning signal lines in total, one from each of the test blocks, are selected and tested at a time, so that the addresses of possible defective pixels are specified. Then, the array substrate is divided into three test blocks, and three scanning signal lines in total, one from each of the test blocks, are selected and re-tested at a time, so that the addresses of possible defective pixels are specified. Then, the address of a pixel common between the first testing and re-testing is specified as a defective address.Type: ApplicationFiled: February 24, 2005Publication date: September 15, 2005Applicants: INTERNATIONAL BUSINESS MACHINES CORPORATION, INTERNATIONAL DISPLAY TECHNOLOGY CO., LTD.Inventors: Tomoyuki Taguchi, Yoshinori Mekata, Shunichi Komatsu, Hiroki Nishiyama, Tsukasa Iwami
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Publication number: 20050063023Abstract: A sheet feeding apparatus including a stacking portion for stacking a plurality of sheets thereon, a sheet feeding portion for feeding the sheets stacked on the stacking portion, a fan for sending air to the sheets to loosen the sheets stacked on the stacking portion, a heater for warming the air sent by the fan, a temperature detecting portion for detecting the temperature of the heater, and a control portion for starting the driving of the fan in conformity with the temperature detecting portion having detected a predetermined temperature after temperature control for adjusting the heater to a target temperature has been started.Type: ApplicationFiled: August 24, 2004Publication date: March 24, 2005Applicant: CANON KABUSHIKI KAISHAInventors: Shunichi Komatsu, Kunio Tsuruno, Yuzo Matsumoto, Yasuo Fukatsu
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Publication number: 20050053401Abstract: A sheet-feeding device for separating sheets stored in a sheet storage unit by blowing air heated by a heater toward the sheets includes a controller which detects an abnormality when a heater temperature does not reach a first predetermined temperature within a predetermined time. The controller continues to control the heater temperature but stops determining whether or not the heater temperature is increased to the first predetermined temperature within the predetermined time when it is detected that the sheet storage unit is in an open state.Type: ApplicationFiled: August 26, 2004Publication date: March 10, 2005Applicant: Canon Kabushiki KaishaInventors: Yuzoh Matsumoto, Shunichi Komatsu, Kunio Tsuruno, Yasuo Fukatsu
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Patent number: 6225751Abstract: A copy machine comprises a fluorescent lamp inverter circuit for supplying a voltage necessary to light on a fluorescent lamp for exposing an original, an inverter control circuit for outputting an inverter drive signal of a first frequency to control the fluorescent lamp inverter circuit, a light modulation control circuit for outputting a light modulation drive signal of a second frequency to control a current flowing in the fluorescent lamp, and a synchronization circuit for synchronizing the inverter drive signal and the light modulation drive signal with each other by using a clock division circuit and a phase-locked loop (PLL) circuit. Thus, unevenness in exposing of the original is eliminated, thereby improving image quality.Type: GrantFiled: July 2, 1998Date of Patent: May 1, 2001Assignee: Canon Kabushiki KaishaInventor: Shunichi Komatsu
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Patent number: 4791528Abstract: There is disclosed an integral power supply device for supplying a high voltage and a low voltage in stable manner. A switched input voltage is supplied to a self-excited transformer having two secondary output voltages. A high voltage output is supplied to a first load and is controlled by a control circuit which receives a low voltage output supplied also to a second load.Type: GrantFiled: March 7, 1988Date of Patent: December 13, 1988Assignee: Canon Kabushiki KaishaInventors: Koji Suzuki, Shunichi Komatsu
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Patent number: 4739461Abstract: A power supply device capable of supplying high DC voltages of positive and negative polarities has a transformer having a primary coil and two secondary coils. A DC current supplied to the primary coil is switched to generate voltages in the secondary coils. These voltages are rectified and smoothed in mutually opposite polarities, and the output voltages are obtained by summing the rectified and smoothed voltages.Type: GrantFiled: September 3, 1986Date of Patent: April 19, 1988Assignee: Canon Kabushiki KaishaInventors: Shunichi Komatsu, Koji Suzuki