OS

Osamu Shinkawa

SE Seiko Epson: 77 patents #62 of 7,774Top 1%
ZG Zexel Gmbh: 2 patents #110 of 348Top 35%
EP Epson: 1 patents #24 of 66Top 40%
Overall (All Time): #23,674 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 76–78 of 78 patents

Patent #TitleCo-InventorsDate
5780983 Brushless DC motor drive apparatus Akihito Uetake 1998-07-14
5518373 Compressor start-up controller Nobukazu Takagi, Kiyohiro Harada, Sakae Mashio, Akihito Uetake, Takeshi Fujihisa 1996-05-21
5253481 Control unit for activating compressor Nobukazu Takagi, Osamu Takahashi, Akihito Uetake 1993-10-19