Patents by Inventor Masahiro Arai
Masahiro Arai 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: 9441549Abstract: A control device for internal combustion engine mounted in a vehicle includes a throttle valve provided in an intake passage of the internal combustion engine and capable of changing a cross-sectional area of the intake passage, a variable valve capable of changing opening and closing timings of an intake valve of the internal combustion engine, basic target torque calculation means for calculating a basic target torque of the internal combustion engine according to an operating state of the internal combustion engine, vibration control target torque calculation means for calculating a vibration control target torque of the internal combustion engine to suppress vehicle vibration according to a vibration component of the vehicle, and cylinder intake air amount control means for controlling a cylinder intake air amount by controlling one of the throttle valve and the variable valve according to the vibration control target torque and controlling the other of the throttle valve and the variable valve accordingType: GrantFiled: May 1, 2013Date of Patent: September 13, 2016Assignee: NISSAN MOTOR CO., LTD.Inventors: Naoya Onozato, Masahiro Iriyama, Takahiro Yoshino, Masahiro Arai, Kenji Suzuki
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Patent number: 9351502Abstract: An oil or fat composition described herein has a hydrogenated aroma and flavor as a conventional oil or fat composition and a long lasting hydrogenated aroma, while having trans-fatty acid content reduced to the same extent as that in a general liquid salad oil, and the starting material thereof. The oxidized and partially hydrogenated oil or fat contains C18:2 trans-isomer from 10 to 60 wt. % on the total constituent fatty acid content basis and has peroxide value from 8 to 350 meq/kg. A ratio by weight of the C18:2 trans-isomer content to C18:1 trans-isomer content in all the constituent fatty acids can be 0.3 to 1.8.Type: GrantFiled: February 20, 2014Date of Patent: May 31, 2016Assignee: J-Oil Mills, Inc.Inventors: Tsutomu Hanajiri, Masahiro Arai, Akihiro Nakatani, Hiroatsu Hagiri
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Patent number: 9289713Abstract: The present invention provides a filter medium causing a low pressure drop. The present invention is a filter medium including a porous fluororesin membrane and an air-permeable support member laminated on at least one surface of the porous fluororesin membrane. In this filter medium, the air-permeable support member is a blended nonwoven fabric containing: core-sheath fibers (A) having a polyester core and a polyolefin sheath; polyester fibers (B); and core-sheath fibers (C) having a polyester core and a copolymerized polyester sheath.Type: GrantFiled: February 18, 2013Date of Patent: March 22, 2016Assignee: Nitto Denko CorporationInventors: Shiho Uchiyama, Yuri Horie, Masahiro Arai, Masaaki Mori, Tetsuo Asano, Nobuhiro Matsunaga
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Patent number: 9176858Abstract: The present invention relates to executing data compression based on the used capacities of real pools. The present storage subsystem stores a definition information regarding conditions of starting data compression and ending data compression defined via usage rates of a real pool as physical area, wherein if the usage rate of the real pool satisfies the condition for starting compression, the compression processing is started, and if the usage rate satisfies the condition for ending compression, the compression processing is ended.Type: GrantFiled: November 19, 2012Date of Patent: November 3, 2015Assignee: HITACHI, LTD.Inventors: Azusa Jin, Tomohiro Kawaguchi, Masahiro Arai, Hiroaki Akutsu
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Publication number: 20150291694Abstract: A method for diagnosing cancer comprising detecting ROBO1 protein is disclosed. In addition, a method for treating a disease caused by abnormal cell growth comprising administrating an antibody that binds to ROBO1, as well as a pharmaceutical composition, a cell growth inhibitor and an anticancer agent comprising an antibody that binds to ROBO1 as an active ingredient are disclosed. Further, a method for inducing cell damages in a ROBO1 expressing cell and a method for inhibiting the growth of a ROBO1 expressing cell by bringing a ROBO1 expressing cell into contact with an antibody that binds to ROBO1, are disclosed. Furthermore, a method for monitoring progression of hepatitis by detecting ROBO1 protein is disclosed.Type: ApplicationFiled: December 11, 2014Publication date: October 15, 2015Applicants: Perseus Proteomics Inc., Chugai Seiyaku Kabushiki KaishaInventors: Hiroyuki ABURATANI, Yoshitaka Hippo, Akira Watanabe, Masashi Fukayama, Yukio Ito, Masahiro Arai, Hirotaka Ito, Toshihiko Ohtomo, Shin-ichi Funahashi, Yasuko Kinoshita
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Publication number: 20150230490Abstract: An oil or fat composition described herein has a hydrogenated aroma and flavor as a conventional oil or fat composition and a long lasting hydrogenated aroma, while having trans-fatty acid content reduced to the same extent as that in a general liquid salad oil, and the starting material thereof. The oxidized and partially hydrogenated oil or fat contains C18:2 trans-isomer from 10 to 60 wt. % on the total constituent fatty acid content basis and has peroxide value from 8 to 350 meq/kg. A ratio by weight of the C18:2 trans-isomer content to C18:1 trans-isomer content in all the constituent fatty acids can be 0.3 to 1.8.Type: ApplicationFiled: February 20, 2014Publication date: August 20, 2015Applicant: J-OIL MILLS, INC.Inventors: Tsutomu HANAJIRI, Masahiro ARAI, Akihiro NAKATANI, Hiroatsu HAGIRI
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Publication number: 20150196041Abstract: An oil and fat composition is provided which can reduce cooked odors without using an additive such as emulsifier. The oil and fat composition includes an oil and fat produced by oxidizing a fresh oil and fat so that a difference in anisidine value before and after the oxidation is 0.5 to 350, and an edible oil and fat. An added anisidine value of the oil and fat composition is 0.07 to 350 and is further calculated by the following formula: added anisidine value=(anisidine value after oxidation?anisidine value before oxidation)×[additive amount (wt. %)].Type: ApplicationFiled: November 5, 2013Publication date: July 16, 2015Applicant: J-OIL MILLS, INC.Inventors: Masahiro ARAI, Tsutomu HANAJIRI, Yuzo YAMADA, Hiroatsu HAGIRI
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Publication number: 20150167559Abstract: A control device for internal combustion engine mounted in a vehicle includes a throttle valve provided in an intake passage of the internal combustion engine and capable of changing a cross-sectional area of the intake passage, a variable valve capable of changing opening and closing timings of an intake valve of the internal combustion engine, basic target torque calculation means for calculating a basic target torque of the internal combustion engine according to an operating state of the internal combustion engine, vibration control target torque calculation means for calculating a vibration control target torque of the internal combustion engine to suppress vehicle vibration according to a vibration component of the vehicle, and cylinder intake air amount control means for controlling a cylinder intake air amount by controlling one of the throttle valve and the variable valve according to the vibration control target torque and controlling the other of the throttle valve and the variable valve accordingType: ApplicationFiled: May 1, 2013Publication date: June 18, 2015Applicant: NISSAN MOTOR CO., LTD.Inventors: Naoya Onozato, Masahiro Iriyama, Takahiro Yoshino, Masahiro Arai, Kenji Suzuki
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Patent number: 9051855Abstract: To achieve an intermediate lock state in a short period when an engine is stopped and improve the accuracy of confirmation of the intermediate lock state, an engine valve timing control apparatus includes a variable valve timing mechanism configured to vary engine valve timing, and an intermediate lock mechanism configured to restrict relative rotation positions of a first and a second rotor of the valve timing mechanism at an intermediate lock position for starting the engine. Upon detection of an engine stop request, the valve timing mechanism and the intermediate lock mechanism are driven and controlled for establishing an intermediate lock state. When a predetermined period from detection of the engine stop request has expired without detecting the intermediate lock state within the predetermined period, an engine stopping process is executed. Even after the engine stopping process has been executed, monitoring of the intermediate lock state is continued.Type: GrantFiled: July 2, 2012Date of Patent: June 9, 2015Assignee: NISSAN MOTOR CO., LTD.Inventors: Hironori Ito, Kenji Ariga, Ken Shiozawa, Takahiro Miura, Motomu Kitamura, Naoki Osada, Masahiro Iriyama, Masahiro Arai, Hiroyuki Itoyama, Hiroshi Abe
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Patent number: 8940488Abstract: A method for diagnosing cancer comprising detecting ROBO1 protein is disclosed. In addition, a method for treating a disease caused by abnormal cell growth comprising administrating an antibody that binds to ROBO1, as well as a pharmaceutical composition, a cell growth inhibitor and an anticancer agent comprising an antibody that binds to ROBO1 as an active ingredient are disclosed. Further, a method for inducing cell damages in a ROBO1 expressing cell and a method for inhibiting the growth of a ROBO1 expressing cell by bringing a ROBO1 expressing cell into contact with an antibody that binds to ROBO1, are disclosed. Furthermore, a method for monitoring progression of hepatitis by detecting ROBO1 protein is disclosed.Type: GrantFiled: March 31, 2005Date of Patent: January 27, 2015Assignees: Perseus Proteomics Inc., Chugai Seiyaku Kabushiki KaishaInventors: Hiroyuki Aburatani, Yoshitaka Hippo, Akira Watanabe, Masashi Fukayama, Yukio Ito, Masahiro Arai, Hirotaka Ito, Toshihiko Ohtomo, Shin-ichi Funahshi, Yasuko Kinoshita
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Publication number: 20150013295Abstract: The present invention provides a filter medium causing a low pressure drop. The present invention is a filter medium including a porous fluororesin membrane and an air-permeable support member laminated on at least one surface of the porous fluororesin membrane. In this filter medium, the air-permeable support member is a blended nonwoven fabric containing: core-sheath fibers (A) having a polyester core and a polyolefin sheath; polyester fibers (B); and core-sheath fibers (C) having a polyester core and a copolymerized polyester sheath.Type: ApplicationFiled: February 18, 2013Publication date: January 15, 2015Applicant: NITTO DENKO CORPORATIONInventors: Shiho Uchiyama, Yuri Horie, Masahiro Arai, Masaaki Mori, Tetsuo Asano, Nobuhiro Matsunaga
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Patent number: 8924123Abstract: An internal combustion engine boost pressure diagnostic apparatus includes a boost pressure sensor, a throttle valve opening degree sensor, a bypass valve opening degree sensor and a control unit. The boost pressure sensor detects a pressure between a forced induction device and a throttle valve. The throttle valve opening degree sensor detects a throttle valve opening degree of the throttle valve. The bypass valve opening degree sensor detects a valve opening degree of a bypass valve. The control unit determines that the pressure between the forced induction device and the throttle valve is abnormal upon the boost pressure sensor detecting the pressure being equal to or larger than a prescribed value, the throttle valve opening degree sensor detecting the throttle valve opening degree being in a prescribed opening degree region, and the bypass valve opening degree sensor detecting the bypass valve opening degree being in a prescribed opening degree region.Type: GrantFiled: January 9, 2012Date of Patent: December 30, 2014Assignee: Nissan Motor Co., Ltd.Inventors: Mitsuhiko Kubota, Masahiro Arai
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Patent number: 8768601Abstract: In a control device for an internal combustion engine includes an intake valve, a variable valve mechanism capable of controlling a closing timing and an operating angle of the intake valve continuously and variably, a detection unit for detecting a possibility of pre-ignition, and a throttle for controlling an intake air amount such that when the possibility of pre-ignition is detected, the intake valve closing timing is retarded from bottom dead center by increasing the intake valve operating angle, the control device includes, an operating angle upper limit limiting value calculation unit that calculates an operating angle upper limit limiting value for limiting an upper limit value of the intake valve operating angle, and a throttle opening upper limit limiting value calculation unit that calculates a throttle opening upper limit limiting value for limiting an upper limit value of a throttle opening on the basis of the intake valve operating angle.Type: GrantFiled: June 9, 2009Date of Patent: July 1, 2014Assignee: Nissan Motor Co., Ltd.Inventors: Takahiro Yoshino, Masahiro Arai, Yuzo Kageyama
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Publication number: 20140165939Abstract: To achieve an intermediate lock state in a short period when an engine is stopped and improve the accuracy of confirmation of the intermediate lock state, an engine valve timing control apparatus includes a variable valve timing mechanism configured to vary engine valve timing, and an intermediate lock mechanism configured to restrict relative rotation positions of a first and a second rotor of the valve timing mechanism at an intermediate lock position for starting the engine. Upon detection of an engine stop request, the valve timing mechanism and the intermediate lock mechanism are driven and controlled for establishing an intermediate lock state. When a predetermined period from detection of the engine stop request has expired without detecting the intermediate lock state within the predetermined period, an engine stopping process is executed. Even after the engine stopping process has been executed, monitoring of the intermediate lock state is continued.Type: ApplicationFiled: July 2, 2012Publication date: June 19, 2014Applicant: NISSAN MOTOR CO., LTD.Inventors: Hironori Ito, Kenji Ariga, Ken Shiozawa, Takahiro Miura, Motomu Kitamura, Naoki Osada, Masahiro Iriyama, Masahiro Arai, Hiroyuki Itoyama, Hiroshi Abe
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Publication number: 20140143517Abstract: The present invention relates to executing data compression based on the used capacities of real pools. The present storage subsystem stores a definition information regarding conditions of starting data compression and ending data compression defined via usage rates of a real pool as physical area, wherein if the usage rate of the real pool satisfies the condition for starting compression, the compression processing is started, and if the usage rate satisfies the condition for ending compression, the compression processing is ended.Type: ApplicationFiled: November 19, 2012Publication date: May 22, 2014Applicant: HITACHI, LTD.Inventors: Azusa Jin, Tomohiro Kawaguchi, Masahiro Arai, Hiroaki Akutsu
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Publication number: 20140104967Abstract: A data transfer device that transfers data to a memory according to an instruction from a processor via a bus through which a response indicating completion of data writing in the memory is not sent back, comprises an inter-memory data transfer control unit including an operation start trigger receiving unit, a parameter acquiring unit, a read unit, and a write unit. When the write unit detects switching of a write destination memory, the write unit confirms write completion as to the memory by a procedure different from writing. When a data transfer instructed by the processor is completed, the write unit confirms write completion as to the write destination memory at the end of the data transfer by the procedure different from writing. The inter-memory data transfer control unit notifies the processor of completion of an inter-memory data transfer based on the confirmation of the write completion.Type: ApplicationFiled: October 14, 2013Publication date: April 17, 2014Applicant: HITACHI, LTD.Inventors: Masahiro ARAI, Hiroshi HIRAYAMA, Masanori TAKADA, Hiroshi KANAYAMA, Hideaki FUKUDA
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Publication number: 20140065284Abstract: An oil and fat composition is provided which can reduce cooked odors without using an additive such as emulsifier. The oil and fat composition includes an oil and fat produced by oxidizing a fresh oil and fat so that a difference in anisidine value before and after the oxidation is 0.5 to 350, and an edible oil and fat. An added anisidine value of the oil and fat composition is 0.07 to 350 and is further calculated by the following formula: added anisidine value=(anisidine value after oxidation?anisidine value before oxidation)×[additive amount (wt. %)].Type: ApplicationFiled: November 5, 2013Publication date: March 6, 2014Applicant: J-OIL MILLS, INC.Inventors: Masahiro ARAI, Tsutomu HANAJIRI, Yuzo YAMADA, Hiroatsu HAGIRI
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Patent number: 8572342Abstract: A data transfer device that confirms completion of writing into a memory on transferring data to the memory via a bus through which a response indicating completion of data writing in the memory is not sent back includes an inter-memory data transfer control unit performing data transfer between the memories. When the inter-memory data transfer control unit detects switching of a write destination memory from a first memory to a second memory, in order to confirm that writing into the first memory is completed, the inter-memory data transfer control unit performs confirmation of write completion as to the first memory by a procedure different from writing into the memory.Type: GrantFiled: June 1, 2010Date of Patent: October 29, 2013Assignee: Hitachi, Ltd.Inventors: Masahiro Arai, Hiroshi Hirayama, Masanori Takada, Hiroshi Kanayama, Hideaki Fukuda
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Patent number: 8402210Abstract: Provided is a disk array system which is connected to a computer and which data is transmitted by the computer, including: a plurality of disk drives for storing user data transmitted by the computer; a cache memory for temporarily storing data sent/received among the computer and the plurality of disk drives; and a control unit for controlling input/output of the data to/from the cache memory, in which the control unit stores user data identification information that is capable of judging whether the user data is stored in a sector of the disk drive. The disk array system according to this invention allows the identification of user data of a disk drive.Type: GrantFiled: April 13, 2009Date of Patent: March 19, 2013Assignee: Hitachi, Ltd.Inventors: Akihiro Mannen, Yoichi Mizuno, Masahiro Arai
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Patent number: 8330706Abstract: A lighting device for a display device includes a light source and a light source control device arranged to control the light source. The light source control device is arranged to generate a pulse signal as a light source control signal Vcon to control the light source. The light source control signal Vcon includes pulses, which individually have different shapes.Type: GrantFiled: December 25, 2007Date of Patent: December 11, 2012Assignee: Sharp Kabushiki KaishaInventor: Masahiro Arai