TK

Tomoyuki Kawakami

Honda Motor Co.: 7 patents #3,151 of 21,052Top 15%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
Rohm Co.: 3 patents #810 of 2,292Top 40%
NE Nec: 2 patents #5,510 of 14,502Top 40%
FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #203,062 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12413135 DC power supply and distribution system Yusuke Kato, Takuya Kataoka, Kikuo Izumi 2025-09-09
D1052545 Semiconductor device Aiko Miyazaki, Takahiro Arakawa, Satoshi Kobayashi 2024-11-26
D1043594 Semiconductor device Aiko Miyazaki, Takahiro Arakawa, Satoshi Kobayashi 2024-09-24
D1043595 Semiconductor device Aiko Miyazaki, Takahiro Arakawa, Satoshi Kobayashi 2024-09-24
9998024 Power conversion apparatus 2018-06-12
8982588 Method and an apparatus for controlling the output voltage of a boost converter composed of plural bridge devices Gustavo Buiatti, Tatsuya Okuda, Nicolas Voyer 2015-03-17
8754549 Power conversion device Akihiko Iwata, Tatsuya Okuda 2014-06-17
8614903 Power conditioner for photovoltaic power generation Taichiro Tsuchiya, Akihiko Iwata, Tatsuya Okuda 2013-12-24
8238802 Developing unit, image retainer unit and image forming apparatus Takafumi Wakai, Koichi Tanaka 2012-08-07
7596008 Power conversion apparatus Akihiko Iwata, Makoto Seto, Masaki Yamada, Shigeki Harada, Hiroshi Ito 2009-09-29
7346297 Developing cartridge having a lid with a changeable shape Akihiro Kasuga 2008-03-18
6643786 Computer battery event managing method with option to compulsorily execute a low battery capacity operation even when a program of the computer does not respond 2003-11-04
6173142 Image forming apparatus 2001-01-09
6067426 Brush type charger 2000-05-23
5634450 Canister and evaporative fuel-processing system employing same Takeshi Hara, Teruo Wakashiro, Kazumi Yamazaki, Koichi Hidano 1997-06-03
5606954 Evaporative fuel processing device Kazumi Yamazaki, Takeaki Nakajima, Koichi Hidano, Teruo Wakashiro, Takeshi Hara +1 more 1997-03-04
5487369 Evaporative emission control system for internal combustion engines Takeshi Hara, Kouichi Hidano, Teruo Wakashiro, Kazumi Yamazaki 1996-01-30
5474048 Evaporative fuel-processing system for internal combustion engines Kazumi Yamazaki, Teruo Wakashiro, Kouichi Hidano, Takeshi Hara, Takeaki Nakajima 1995-12-12
5460136 Evaporative fuel-adsorbing device and evaporative emission control system including same Kazumi Yamazaki, Kouichi Hidano, Teruo Wakashiro, Takeshi Hara 1995-10-24
5456236 Evaporative emission control system for internal combustion engines Teruo Wakashiro, Takeshi Hara, Kouichi Hidano, Kazumi Yamazaki 1995-10-10
5456237 Evaporative fuel processing device Kazumi Yamazaki, Koichi Hidano, Teruo Wakashiro, Takeshi Hara 1995-10-10