HF

Hiroo Fuma

DE Denso: 4 patents #3,129 of 11,792Top 30%
TL Toyota Central R&D Labs: 4 patents #276 of 1,657Top 20%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
📍 Ichinomiya, JP: #53 of 372 inventorsTop 15%
Overall (All Time): #516,683 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8610414 Vehicle-mounted multi-phase converter and design method thereof Yuji Nishibe, Kota Manabe, Nobuyuki Kitamura 2013-12-17
8384236 Vehicle mounted converter Takaji Umeno, Kota Manabe 2013-02-26
7847604 Driving circuit for power semiconductor element including controlling circuit that provides control when detected voltage reaches predetermined voltage Hiromichi Kuno, Satoshi Hirose, Naoyoshi Takamatsu 2010-12-07
7649292 Rotating electrical machine and hybrid drive unit provided with the same Kazunari Moriya, Yukio Inaguma 2010-01-19
6956341 Motor driving control device Hideo Nakai, Yukio Inaguma, Seiji Nakamura 2005-10-18
6133587 Silicon carbide semiconductor device and process for manufacturing same Yuichi Takeuchi, Takeshi Miyajima, Norihito Tokura, Toshio Murata, Takamasa Suzuki +1 more 2000-10-17
6020600 Silicon carbide semiconductor device with trench Takeshi Miyajima, Norihito Tokura, Kazukuni Hara 2000-02-01
5976936 Silicon carbide semiconductor device Takeshi Miyajima, Norihito Tokura, Kazukuni Hara 1999-11-02
5915180 Process for producing a semiconductor device having a single thermal oxidizing step Kazukuni Hara, Norihito Tokura, Takeshi Miyajima, Hiroyuki Kano 1999-06-22
5744826 Silicon carbide semiconductor device and process for its production Yuichi Takeuchi, Takeshi Miyajima, Norihito Tokura, Toshio Murata 1998-04-28