HS

Hiroyuki Shoji

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
Sharp Kabushiki Kaisha: 11 patents #1,520 of 10,731Top 15%
HC Hitachi Computer Peripherals Co.: 7 patents #6 of 133Top 5%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NE Nec Electronics: 2 patents #384 of 1,789Top 25%
HP Hitachi Industrial Products: 1 patents #30 of 86Top 35%
ND Nec Compound Semiconductor Devices: 1 patents #19 of 87Top 25%
W& Whitaker &: 1 patents #650 of 1,437Top 50%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
HA Hitachi Appliances: 1 patents #56 of 109Top 55%
Kyocera: 1 patents #2,054 of 3,732Top 60%
Overall (All Time): #55,510 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 26–49 of 49 patents

Patent #TitleCo-InventorsDate
7848118 Bi-directional DC-DC converter and method for controlling the same Takae Shimada, Yoshihide Takahashi, Kimiaki Taniguchi 2010-12-07
7812575 Bidirectional DC-DC converter and power supply apparatus with the same Takae Shimada, Masahiro Hamaogi, Kimiaki Taniguchi 2010-10-12
7808086 Lead frame and manufacturing method thereof, and semiconductor apparatus and manufacturing method thereof Akimi Saiki, Gousuke Takahashi, Noriyuki Hasegawa, Fumio Takano, Kouji Sato 2010-10-05
7692935 Bi-directional DC-DC converter and control method Tatsumi Yamauchi, Seigou Yukutake, Toshikazu Okubo 2010-04-06
7683597 PWM signal generating circuit and power supply apparatus comprising such PWM signal generating circuit Takae Shimada, Fumikazu Takahashi, Yoshihide Takahashi, Wataru Mochizuki 2010-03-23
7638904 Isolated bidirectional DC-DC converter Akihiko Kanouda, Ryuichi Saito, Seigou Yukutake, Katsuhiro Higuchi 2009-12-29
7557546 Unidirectional DC-DC converter Junpei Uruno, Akihiko Kanouda, Yasuo Kaminaga 2009-07-07
7551462 Soft switching DC-DC converter including a buck converter and a boost converter sharing a common transformer Junpei Uruno, Akihiko Kanouda, Yasuo Kaminaga 2009-06-23
7425727 Optical semiconductor device, method for fabricating the same, lead frame and electronic equipment Hideya Takakura, Kazuo Kusuda 2008-09-16
7410305 Optical semiconductor device, optical communication device, and electronic equipment Nobuyuki Ohe, Kazuhito Nagura, Hideya Takakura, Kazuo Kusuda 2008-08-12
7358535 Photo-coupler semiconductor device and production method therefor Hideya Takakura, Kazuo Kusuda 2008-04-15
7268611 Semiconductor device and memory card using same Mutsumi Kikuchi, Noboru Akiyama, Fumio Murabayashi, Akihiko Kanouda, Takashi Sase +1 more 2007-09-11
7234231 Method of manufacturing a lead frame Hideya Takakura, Kazuo Kusuda 2007-06-26
7187073 Resin-molded package with cavity structure 2007-03-06
7009166 Photocoupler, method for producing the same, and electronic device equipped with the photocoupler 2006-03-07
7004325 Resin-molded package with cavity structure 2006-02-28
6734641 Device for turning on light and illumination apparatus Hideki Miyazaki, Yasuyuki Kojima, Kenji Kawabata 2004-05-11
6683418 Inverter type illumination lighting apparatus Hideki Miyazaki, Kenji Kawabata 2004-01-27
6570343 Device for turning on light and illumination apparatus Hideki Miyazaki, Yasuyuki Kojima, Kenji Kawabata 2003-05-27
6270712 Molding die and marking method for semiconductor devices Kazuo Kusuda, Tsuneo Matsumura 2001-08-07
6222327 Lighting device for illumination and lamp provided with the same Hideki Miyazaki, Yuuichi Namura 2001-04-24
6124680 Lighting device for illumination and lamp provided with the same Hideki Miyazaki, Yuuichi Namura 2000-09-26
5977725 Resonance type power converter unit, lighting apparatus for illumination using the same and method for control of the converter unit and lighting apparatus Hideki Miyazaki, Yuichi Namura 1999-11-02
5608829 Optical connector having optical fiber protection member Kenzo Oda 1997-03-04