KT

Keishi Tachikawa

PA Panasonic: 4 patents #6,180 of 21,108Top 30%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #1,005,426 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9136409 Optical device 2015-09-15
7732843 Solid state image sensor 2010-06-08
7259394 Solid-state imaging device 2007-08-21
6046069 Solid-state image pick-up device and method for manufacturing the same Katsuya Ishikawa, Takao Kuroda, Yuji Matsuda, Masahiko Niwayama 2000-04-04
5786607 Solid-state image pick-up device and method for manufacturing the same Katsuya Ishikawa, Takao Kuroda, Yuji Matsuda, Masahiko Niwayama 1998-07-28