KK

Koichi Kamiyama

AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
JV Jvckenwood: 1 patents #386 of 736Top 55%
VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
Overall (All Time): #740,419 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8659720 Backlight device and liquid crystal display Tsuyoshi Sasaki, Mikio Okumura, Makoto Ashihara 2014-02-25
7990170 Electrostatic discharge withstand voltage evaluating device and electrostatic discharge withstand voltage evaluating method Narakazu Shimomura, Toshio Mimoto 2011-08-02
6731549 Semiconductor memory device 2004-05-04
6704208 Printed circuit board and manufacturing method thereof Hisanori Yoshimizu, Shigeru Michiwaki 2004-03-09
6034820 Dielectric optical filter with absorptive metal layer Yoshihiro Someno 2000-03-07
5982547 Optical filter Yoshihiro Someno 1999-11-09
D358146 Electronic video scanner Atsushi Shigemura 1995-05-09