Patents by Inventor Hirotaka Sakai
Hirotaka Sakai 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).
-
Patent number: 7566515Abstract: A non-aqueous electrolyte secondary cell containing an electricity-generating element with at least a cathode, a separator and an anode and a non-aqueous electrolyte inside a cathode case, electrode units each consisting of the cathode and the anode opposite to each another via the separator laminated to form an electrode group, or an electrode unit in a sheet form consisting of the cathode and the anode opposite to each another via the separator wound to form an electrode group, or a sheet-shape cathode wrapped with the separator except for a part contacting at inner face of cathode case and a sheet-shaped anode set on the sheet-shaped cathode in a right angled position each other and bent alternately to form an electrode group, and the total sum of the areas of the opposing cathode and anode in the electrode group larger than the area of the opening of an insulating gasket in a sealed portion in the cathode case or than the area of an opening in a sealed plate in a sealed portion in the cathode case.Type: GrantFiled: July 8, 2005Date of Patent: July 28, 2009Assignee: Toshiba Battery Co., Ltd.Inventors: Masami Suzuki, Muneto Hayami, Kazuo Udagawa, Kazuo Iizuka, Naomi Ishihara, Satoshi Hirahara, Hirotaka Sakai, Kiyoto Yoda, Masataka Shikota
-
Publication number: 20090186257Abstract: A fuel cartridge to be connected to a direct methanol fuel cell power generating device includes a spare fuel tank which stores a liquid fuel and is to be connected to the direct methanol fuel cell power generating device and a harmful substance trap member. The spare fuel tank stores a liquid fuel and is to be connected to the direct methanol fuel cell power generating device. The harmful substance trap member is fixed to the spare fuel tank and is to be connected to the direct methanol fuel cell power generating device. The harmful substance trap member contains a harmful substance trap material which traps gaseous harmful substances exhausted from the direct methanol fuel cell power generating device.Type: ApplicationFiled: March 20, 2009Publication date: July 23, 2009Inventors: Hirotaka Sakai, Nobuo Shibuya, Hiroyuki HASEBE, Norihiro TOMIMATSU, Hiroyasu SUMINO, Hirohisa MIYAMOTO, Masato AKITA
-
Publication number: 20090164955Abstract: A verification method is provided for verifying a safety apparatus including a programmable logic device having a plurality of functional elements. The verification method includes the steps of exhaustively verifying the plurality of functional elements on actual hardware, generating a functional element that is the same as one of the functional elements verified on the actual apparatus using a predetermined hardware description language, independently logic-synthesizing each generated functional element into a plurality of first net lists, generating a connection function between the functional elements using the predetermined hardware description language, logic-synthesizing the generated connection function into a second net list corresponding to the connection function, synthesizing the first net lists with the second net list to generate a third net list, writing a logic circuit into the programmable logic device on the basis of the third net list, and verifying the actual programmable logic device.Type: ApplicationFiled: February 17, 2009Publication date: June 25, 2009Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Mikio Izumi, Toshifumi Hayashi, Shigeru Odanaka, Hirotaka Sakai, Naotaka Oda, Toshifumi Sato, Toshiaki Ito
-
Patent number: 7512917Abstract: A verification method is provided for verifying a safety apparatus including a programmable logic device having a plurality of functional elements. The verification method includes the steps of exhaustively verifying the plurality of functional elements on actual hardware, generating a functional element that is the same as one of the functional elements verified on the actual apparatus using a predetermined hardware description language, independently logic-synthesizing each generated functional element into a plurality of first net lists, generating a connection function between the functional elements using the predetermined hardware description language, logic-synthesizing the generated connection function into a second net list corresponding to the connection function, synthesizing the first net lists with the second net list to generate a third net list, writing a logic circuit into the programmable logic device on the basis of the third net list, and verifying the actual programmable logic device.Type: GrantFiled: February 24, 2006Date of Patent: March 31, 2009Assignee: Kabushiki Kaisha ToshibaInventors: Mikio Izumi, Toshifumi Hayashi, Shigeru Odanaka, Hirotaka Sakai, Naotaka Oda, Toshifumi Sato, Toshiaki Ito
-
Patent number: 7505504Abstract: A laser processing device in which even a short nozzle provided with a follower roller (35) can prevent disturbance of a laser beam and contamination of protective glass and in which shield gas can act effectively. The laser processing device comprises a head section (11) from which a laser beam that is condensed by a condenser lens (16) provided inside the device is irradiated through a nozzle section (13); a gas delivery means (28) opened in a processing direction X, in the vicinity of the focal point of laser beam, and jetting a shield gas from the opening; a primary air delivery means (31) directed in the processing direction X, above the focal point F of the laser beam, and jetting primary air A1 substantially in the horizontal direction to form a first air curtain; and secondary air delivery means (18, 13, 19) directed to the focal point from the vicinity of the condenser lens and jetting secondary air A2 to form a second air curtain.Type: GrantFiled: October 6, 2005Date of Patent: March 17, 2009Assignee: Sango Co., Ltd.Inventors: Hirotaka Sakai, Tetsuya Watabe, Hidenori Nakano
-
Publication number: 20090055784Abstract: A verification method is provided for verifying a safety apparatus including a programmable logic device having a plurality of functional elements. The verification method includes the steps of exhaustively verifying the plurality of functional elements on actual hardware, generating a functional element that is the same as one of the functional elements verified on the actual apparatus using a predetermined hardware description language, independently logic-synthesizing each generated functional element into a plurality of first net lists, generating a connection function between the functional elements using the predetermined hardware description language, logic-synthesizing the generated connection function into a second net list corresponding to the connection function, synthesizing the first net lists with the second net list to generate a third net list, writing a logic circuit into the programmable logic device on the basis of the third net list, and verifying the actual programmable logic device.Type: ApplicationFiled: February 24, 2006Publication date: February 26, 2009Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Mikio Izumi, Toshifumi Hayashi, Shigeru Odanaka, Hirotaka Sakai, Naotaka Oda, Toshifumi Sato, Toshiaki Ito
-
Publication number: 20080138702Abstract: A nonaqueous electrolyte secondary cell includes an electrode body including a positive electrode, a negative electrode, and a separator, the positive electrode and the negative electrode being arranged to oppose each other with the separator therebetween, and being rolled or stacked; a nonaqueous electrolyte solution; and an exterior package for accommodating the electrode body and the nonaqueous electrolyte solution. A polymeric support is provided between the separator and at least one of the positive electrode and the negative electrode, and the ratio (MO/MA) of the amount (MO) of the nonaqueous electrolyte solution present between the electrode body and the exterior package to the amount (MA) of the nonaqueous electrolyte solution present in the exterior package is 0.04 or less.Type: ApplicationFiled: August 8, 2007Publication date: June 12, 2008Applicant: SONY CORPORATIONInventors: Tomoyuki Nakamura, Yuji Uchida, Takehiko Suwa, Hirotaka Sakai, Takahiro Endo
-
Patent number: 7378186Abstract: In a flat non-aqueous electrolyte secondary cell comprising an electricity-generating element including at least a cathode, a separator and an anode and a non-aqueous electrolyte in the inside of a cathode case, a plurality of electrode units each consisting of the cathode and the anode opposite to each another via the separator are laminated to form an electrode group, or an electrode unit in a sheet form consisting of the cathode and the anode opposite to each another via the separator is wound to form an electrode group, or a sheet-shape cathode is wrapped with the separator except for a part contacting at inner face of cathode case and a sheet-shaped anode is set on the sheet-shaped cathode in a right angled position each other and then these cathode and anode are bent alternately to form an electrode group, and the total sum of the areas of the opposing cathode and anode in this electrode group is larger than the area of the opening of an insulating gasket in a sealed portion in the cathode case or thanType: GrantFiled: December 13, 2002Date of Patent: May 27, 2008Assignee: Toshiba Battery Co., Ltd.Inventors: Masami Suzuki, Muneto Hayami, Kazuo Udagawa, Kazuo Iizuka, Naomi Ishihara, Satoshi Hirahara, Hirotaka Sakai, Kiyoto Yoda, Masataka Shikota
-
Publication number: 20080073537Abstract: A radiation detector includes: a radiation detecting unit including a radiation sensor detecting a radiation sensitive to light, a signal amplifier, a pulse-height discriminator, and a counter; an optical pulse emitting unit configured to emit an optical pulse for confirming operational integrity of the radiation detecting unit; an emission controlling unit configured to control an operation of the optical pulse emitting unit; and a light path through which light is led from the optical pulse emitting unit to a vicinity of the radiation sensor. The emission controlling unit including a mechanism for adjusting emission time characteristics of the optical pulse emitting unit.Type: ApplicationFiled: July 30, 2007Publication date: March 27, 2008Inventor: Hirotaka Sakai
-
Publication number: 20080070070Abstract: A fuel cartridge to be connected to a direct methanol fuel cell power generating device includes a spare fuel tank which stores a liquid fuel and is to be connected to the direct methanol fuel cell power generating device and a harmful substance trap member. The spare fuel tank stores a liquid fuel and is to be connected to the direct methanol fuel cell power generating device. The harmful substance trap member is fixed to the spare fuel tank and is to be connected to the direct methanol fuel cell power generating device. The harmful substance trap member contains a harmful substance trap material which traps gaseous harmful substances exhausted from the direct methanol fuel cell power generating device.Type: ApplicationFiled: November 8, 2007Publication date: March 20, 2008Inventors: Hirotaka Sakai, Nobuo Shibuya, Hiroyuki Hasebe, Norihiro Tomimatsu, Hiroyasu Sumino, Hirohisa Miyamoto, Masato Akita
-
Publication number: 20080031298Abstract: A laser processing device in which even a short nozzle provided with a follower roller (35) can prevent disturbance of a laser beam and contamination of protective glass and in which shield gas can act effectively. The laser processing device comprises a head section (11) from which a laser beam that is condensed by a condenser lens (16) provided inside the device is irradiated through a nozzle section (13); a gas delivery means (28) opened in a processing direction X, in the vicinity of the focal point of laser beam, and jetting a shield gas from the opening; a primary air delivery means (31) directed in the processing direction X, above the focal point F of the laser beam, and jetting primary air A1 substantially in the horizontal direction to form a first air curtain; and secondary air delivery means (18, 13, 19) directed to the focal point from the vicinity of the condenser lens and jetting secondary air A2 to form a second air curtain.Type: ApplicationFiled: October 6, 2005Publication date: February 7, 2008Applicant: SANGO CO., LTD.Inventors: Hirotaka Sakai, Tetsuya Watabe, Hidenori Nakano
-
Patent number: 7297426Abstract: The invention provides a fuel cartridge for supplying methanol aqueous solution to a direct methanol fuel cell system, comprising a memory which stores at least a concentration of the methanol aqueous solution.Type: GrantFiled: June 11, 2003Date of Patent: November 20, 2007Assignee: Kabushiki Kaisha ToshibaInventors: Hirotaka Sakai, Nobuo Shibuya, Hiroyuki Hasebe, Norihiro Tomimatsu, Hiroyasu Sumino, Hirohisa Miyamoto, Masato Akita
-
Publication number: 20060269805Abstract: A system includes a liquid-type fuel electromotive unit which outputs a first power, a fuel supply unit which supplies liquid fuel to this liquid-type fuel electromotive unit, an auxiliary power supply unit which is charged with the first power output from the liquid-type fuel electromotive unit and which outputs a charged second power, and a control circuit which controls the supply of the fuel. Moreover, this control circuit monitors a charged state of the auxiliary power supply unit, and controls the supply of the liquid fuel from the fuel supply unit to the liquid-type fuel electromotive unit based on the monitoring result.Type: ApplicationFiled: May 4, 2006Publication date: November 30, 2006Inventors: Hirotaka Sakai, Hiroyuki Hasebe
-
Publication number: 20060115698Abstract: A liquid fuel cell unit which outputs a first voltage, a boosting circuit which boosts the first voltage output from the liquid fuel cell unit, and outputs a boosted second voltage to an electronic apparatus, and a first control circuit are included. The first control circuit compares the first voltage output from the liquid fuel cell unit with a preset first threshold voltage, and controls the boosting circuit in accordance with the comparison result such that the first voltage does not fall below the first threshold voltage, or the first voltage holds the first threshold voltage or more.Type: ApplicationFiled: January 10, 2006Publication date: June 1, 2006Inventors: Hirotaka Sakai, Nobuo Shibuya, Hiroyuki Hasebe
-
Publication number: 20060111825Abstract: An electronic control unit (ECU) having multiple layers of distributed network control functionality is used to facilitate development of complicated vehicle control network system. That is, for example, three layers of distributed network control functionality are devised in the ECU. The three layers of functionality include a so-called application layer that provides a structurally functional framework of function reusability, extensibility and independence as well as an interface (I/F) for functional context, a so-called system infrastructure layer that uniformly manages system resources for an entire system development scheme based on a rule, and a so-called hardware abstraction layer that controls hardware system as an abstractive object including electrical property of devices such as ECUs, sensors and/or actuators as well as a network itself.Type: ApplicationFiled: November 17, 2005Publication date: May 25, 2006Applicant: DENSO CorporationInventors: Minoru Okada, Hirotaka Sakai, Takayuki Toya, Yosuke Hattori, Masashi Kato
-
Patent number: 6998821Abstract: An uninterruptible power supply comprises a power supply unit for generating DC power at a predetermined voltage from AC power supplied from the outside to supply the DC power to an electronic device, and a rechargeable battery unit including rechargeable battery cells for storing the power supplied thereto from the power supply unit for supplying the electronic device with the power stored in the rechargeable battery upon service interruption of the AC power. Particularly, the rechargeable battery unit comprises a battery state monitoring unit for monitoring a state of the rechargeable battery cells, and communicating means for notifying the electronic device of information indicative of the state of the rechargeable battery detected by the battery state monitoring unit, thereby securely guaranteeing the operation of the electronic device upon power failure, and sufficiently improve the operational reliability of the entire system.Type: GrantFiled: June 23, 2004Date of Patent: February 14, 2006Assignee: Toshiba Battery Co., Ltd.Inventors: Hirotaka Sakai, Hideki Miyamoto, Yasushi Mori, Yukinori Akamoto, Nobuo Shiojima
-
Publication number: 20050271938Abstract: In a flat non-aqueous electrolyte secondary cell comprising an electricity-generating element including at least a cathode, a separator and an anode and a non-aqueous electrolyte in the inside of a cathode case, a plurality of electrode units each consisting of the cathode and the anode opposite to each another via the separator are laminated to form an electrode group, or an electrode unit in a sheet form consisting of the cathode and the anode opposite to each another via the separator is wound to form an electrode group, or a sheet-shape cathode is wrapped with the separator except for a part contacting at inner face of cathode case and a sheet-shaped anode is set on the sheet-shaped cathode in a right angled position each other and then these cathode and anode are bent alternately to form an electrode group, and the total sum of the areas of the opposing cathode and anode in this electrode group is larger than the area of the opening of an insulating gasket in a sealed portion in the cathode case or thanType: ApplicationFiled: July 8, 2005Publication date: December 8, 2005Applicant: TOSHIBA BATTERY CO., LTD.Inventors: Masami Suzuki, Muneto Hayami, Kazuo Udagawa, Kazuo Iizuka, Naomi Ishihara, Satoshi Hirahara, Hirotaka Sakai, Kiyoto Yoda, Masataka Shikota
-
Publication number: 20040232885Abstract: An uninterruptible power supply comprises a power supply unit for generating DC power at a predetermined voltage from AC power supplied from the outside to supply the DC power to an electronic device, and a rechargeable battery unit including rechargeable battery cells for storing the power supplied thereto from the power supply unit for supplying the electronic device with the power stored in the rechargeable battery upon service interruption of the AC power. Particularly, the rechargeable battery unit comprises a battery state monitoring unit for monitoring a state of the rechargeable battery cells, and communicating means for notifying the electronic device of information indicative of the state of the rechargeable battery detected by the battery state monitoring unit, thereby securely guaranteeing the operation of the electronic device upon power failure, and sufficiently improve the operational reliability of the entire system.Type: ApplicationFiled: June 23, 2004Publication date: November 25, 2004Applicant: TOSHIBA BATTERY CO., LTD.Inventors: Hirotaka Sakai, Hideki Miyamoto, Yasushi Mori, Yukinori Akamoto, Nobuo Shiojima
-
Patent number: 6784641Abstract: An uninterruptible power supply includes a power supply unit for generating DC power at a predetermined voltage from AC power supplied from the outside to supply the DC power to an electronic device, and a rechargeable battery unit including rechargeable battery cells for storing the power supplied thereto from the power supply unit for supplying the electronic device with the power stored in the rechargeable battery upon service interruption of the AC power. The rechargeable battery unit includes a battery state monitoring unit for monitoring a state of the rechargeable battery cells and a communicating unit for notifying the electronic device of information indicative of the state of the rechargeable battery detected by the battery state monitoring unit. The rechargeable battery cells include nickel-metal hydride rechargeable batteries.Type: GrantFiled: September 19, 2001Date of Patent: August 31, 2004Assignee: Toshiba Battery Co., Ltd.Inventors: Hirotaka Sakai, Hideki Miyamoto, Yasushi Mori, Yukinori Akamoto, Nobuo Shiojima
-
Publication number: 20040147605Abstract: Drug preparations characterized by containing fudosteine and an antitussive. These preparations are drugs to be used for common cold, etc. which have improved antitussive and sputum-removal effects.Type: ApplicationFiled: November 25, 2003Publication date: July 29, 2004Inventors: Yoichi Onuki, Minoru Okada, Hirotaka Sakai, Hideyoshi Kanbe, Hiroyuki Mizuno, Katsumi Imamori