Patents by Inventor Kazuya Yamano
Kazuya Yamano 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: 9862408Abstract: A transverse gradient current Ic which is larger than a basic assist current Ib is outputted, as a current command value, to motor driving section when direction correspondence judgment section 11 judges that rotation directions of first and second rotation angle signals ?1 and ?2 correspond with each other, when an advancing phase judgment section 12 judges that a phase of the second rotation angle signal is advanced, and when a phase variation judgment section 14 judges that a phase advance state of the second rotation angle signal ?2 continues.Type: GrantFiled: January 14, 2015Date of Patent: January 9, 2018Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Yasuhito Nakakuki, Masaki Kodato, Kazuya Yamano, Yoshitaka Sugiyama, Tsukasa Miyajima, Masahiko Ushimura
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Patent number: 9796414Abstract: In order to suppress an electric power steering device from generating a contact noise due to operation of a mechanical stopper and a rack stopper, there is provided a control unit in which a command signal Io applied to an electric motor used for assisting the steering power is calculated taking into consideration both a rack stopper side damping correction represented by a rack side damping correction signal Dr calculated in a rack side damping correction amount calculation part 21 and a mechanical stopper side damping correction represented by a mechanical side damping correction signal Dm calculated in a mechanical side damping correction amount calculation part 23.Type: GrantFiled: October 5, 2015Date of Patent: October 24, 2017Assignee: HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.Inventors: Yasuhito Nakakuki, Kazuya Yamano
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Publication number: 20160368531Abstract: A transverse gradient current Ic which is larger than a basic assist current Ib is outputted, as a current command value, to motor driving section when direction correspondence judgment section 11 judges that rotation directions of first and second rotation angle signals ?1 and ?2 correspond with each other, when an advancing phase judgment section 12 judges that a phase of the second rotation angle signal is advanced, and when a phase variation judgment section 14 judges that a phase advance state of the second rotation angle signal ?2 continues.Type: ApplicationFiled: January 14, 2015Publication date: December 22, 2016Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Yasuhito NAKAKUKI, Masaki KODATO, Kazuya YAMANO, Yoshitaka SUGIYAMA, Tsukasa MIYAJIMA, Masahiko USHIMURA
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Publication number: 20160348145Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: ApplicationFiled: July 5, 2016Publication date: December 1, 2016Applicant: KYOWA HAKKO KIRIN CO., LTDInventors: Yutaka KANDA, Mitsuo SATOH, Kazuyasu NAKAMURA, Kazuhisa UCHIDA, Toyohide SHINKAWA, Naoko YAMANE, Emi HOSAKA, Kazuya YAMANO, Motoo YAMASAKI, Nobuo HANAI
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Patent number: 9487230Abstract: For compensation for loss of a steering assist force due to friction of a steering mechanism, when calculating a friction correction value for the compensation, in an electronic control unit 6, a static friction and a kinetic friction are distinguished, and the calculation is made by combining the static friction correction value Sf and the kinetic friction correction value Kf according to each friction. It is therefore possible to make a proper friction loss compensation according to type of the friction.Type: GrantFiled: January 27, 2014Date of Patent: November 8, 2016Assignee: HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.Inventors: Haruto Sakuma, Masaki Kodato, Kazuya Yamano
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Patent number: 9457836Abstract: A power steering apparatus has a first characteristic which is a characteristic of a command signal with respect to steering torque and a second characteristic which is a characteristic different from the first characteristic. When switching is to be made to a characteristic selected from between the first and second characteristics, an interpolation characteristic intermediate between the first and second characteristics is calculated so that the characteristic used before switching of the characteristics gradually approaches the characteristic to be used after the switching, and a characteristic switching time for switching between the first and second characteristics is variably controlled in accordance with the steering torque.Type: GrantFiled: September 22, 2014Date of Patent: October 4, 2016Assignee: HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.Inventors: Masaki Kodato, Kazuya Yamano
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Patent number: 9409982Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependant cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: GrantFiled: October 22, 2014Date of Patent: August 9, 2016Assignee: KYOWA HAKKO KIRIN CO., LTDInventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
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Publication number: 20160096545Abstract: In order to suppress an electric power steering device from generating a contact noise due to operation of a mechanical stopper and a rack stopper, there is provided a control unit in which a command signal I0 applied to an electric motor used for assisting the steering power is calculated taking into consideration both a rack stopper side damping correction represented by a rack side damping correction signal Dr calculated in a rack side damping correction amount calculation part 21 and a mechanical stopper side damping correction represented by a mechanical side damping correction signal Dm calculated in a mechanical side damping correction amount calculation part 23.Type: ApplicationFiled: October 5, 2015Publication date: April 7, 2016Applicant: HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.Inventors: Yasuhito NAKAKUKI, Kazuya YAMANO
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Publication number: 20160023678Abstract: For compensation for loss of a steering assist force due to friction of a steering mechanism, when calculating a friction correction value for the compensation, in an electronic control unit 6, a static friction and a kinetic friction are distinguished, and the calculation is made by combining the static friction correction value Sf and the kinetic friction correction value Kf according to each friction. It is therefore possible to make a proper friction loss compensation according to type of the friction.Type: ApplicationFiled: January 27, 2014Publication date: January 28, 2016Applicant: HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.Inventors: Haruto SAKUMA, Masaki KODATO, Kazuya YAMANO
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Publication number: 20150112046Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependant cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: ApplicationFiled: October 22, 2014Publication date: April 23, 2015Applicant: KYOWA HAKKO KIRIN CO., LTDInventors: Yutaka KANDA, Mitsuo SATOH, Kazuyasu NAKAMURA, Kazuhisa UCHIDA, Toyohide SHINKAWA, Naoko YAMANE, Emi HOSAKA, Kazuya YAMANO, Motoo YAMASAKI, Nobuo HANAI
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Publication number: 20150088383Abstract: A power steering apparatus has a first characteristic which is a characteristic of a command signal with respect to steering torque and a second characteristic which is a characteristic different from the first characteristic. When switching is to be made to a characteristic selected from between the first and second characteristics, an interpolation characteristic intermediate between the first and second characteristics is calculated so that the characteristic used before switching of the characteristics gradually approaches the characteristic to be used after the switching, and a characteristic switching time for switching between the first and second characteristics is variably controlled in accordance with the steering torque.Type: ApplicationFiled: September 22, 2014Publication date: March 26, 2015Applicant: HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.Inventors: Masaki KODATO, Kazuya YAMANO
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Patent number: 8895266Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: GrantFiled: November 8, 2012Date of Patent: November 25, 2014Assignee: Kyowa Hakko Kirin Co., LtdInventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
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Patent number: 8579072Abstract: Electric power steering system has steering mechanism; input and output shaft side rotation angle sensors detecting rotation angles of input and output shafts; operation circuit calculating command current for an electric motor; rotation direction judging circuit judging whether rotation directions of the input and output shafts are identical; advanced-phase judging circuit judging which phase of input and output shaft side rotation angle signals (S1, S2) is advanced; normal/reverse input judging circuit judging that (i) when both rotation directions are identical and S1 is advanced, input is normal input and (ii) when both rotation directions are identical and S2 is advanced, input is reverse input; and command current correcting circuit. The command current correcting circuit corrects the command current so that when the normal input is judged, torque in the same direction as input shaft rotation direction generated by the electric motor is greater than a case of reverse input judgment.Type: GrantFiled: January 14, 2013Date of Patent: November 12, 2013Assignee: Hitachi Automotive Systems Steering, Ltd.Inventors: Masaki Kodato, Kazuya Yamano, Yoshitaka Sugiyama, Atsushi Yoshitake
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Patent number: 8367407Abstract: The present invention relates to a cell and mammal in which GDP-mannose 4,6-dehydratase is knocked-out. The cell and mammal are useful for the production of an antibody molecule having high antibody-dependent cell-mediated cytotoxic activity, such as an antibody useful for treating various diseases. The cell and mammal are also useful for the production of a fragment of the antibody, and a fusion protein having the Fc region of the antibody.Type: GrantFiled: March 24, 2009Date of Patent: February 5, 2013Assignee: Kyowa Hakko Kirin Co., Ltd.Inventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
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Patent number: 8329443Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: GrantFiled: May 6, 2011Date of Patent: December 11, 2012Assignee: Kyowa Hakko Kirin Co., LtdInventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
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Patent number: 8158760Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: GrantFiled: January 9, 2009Date of Patent: April 17, 2012Assignee: Kyowa Hakko Kirin Co., LtdInventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
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Patent number: 8123307Abstract: A brake boost control apparatus has a brake operation member, a master cylinder, a wheel cylinder, a hydraulic pump, a master cylinder pressure detection section detecting a pressure of the brake fluid, a brake stroke amount detection section detecting a stroke amount of the brake operation member, a hydraulic pressure control section that controls a pressure of the wheel cylinder, a boost section which boosts the pressure of the brake fluid and increases the wheel cylinder pressure, and a control unit. The control unit controls at least one of the hydraulic pump and the hydraulic pressure control section so that the stroke amount detected by the brake stroke amount detection section under a boost operation by the boost section and the pressure detected by the master cylinder pressure detection section are maintained at a predetermined relationship.Type: GrantFiled: October 10, 2008Date of Patent: February 28, 2012Assignee: Hitachi, Ltd.Inventors: Kazuya Yamano, Takanobu Saito, Satoru Kuragaki
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Patent number: 8110195Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody binding to ganglioside GM2, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: GrantFiled: June 18, 2010Date of Patent: February 7, 2012Assignee: Kyowa Hakko Kirin Co., Ltd.Inventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Motoo Yamasaki, Nobuo Hanai, Emi Hosaka, Kazuya Yamano
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Patent number: 8101185Abstract: The present invention relates to a cell for the production of an anti-IL-5 antibody molecule having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: GrantFiled: June 18, 2010Date of Patent: January 24, 2012Assignee: Kyowa Hakko Kirin Co., Ltd.Inventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Motoo Yamasaki, Nobuo Hanai, Emi Hosaka, Kazuya Yamano
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Patent number: 8067232Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.Type: GrantFiled: March 14, 2008Date of Patent: November 29, 2011Assignee: Kyowa Hakko Kirin Co., LtdInventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai