Inventor

KAMIYAMA KOICHI

JP7 patents

⚠️ This page may combine multiple inventors who share the name “KAMIYAMA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALPS ELECTRIC CO LTD

2 patents

US6034820AMar 7, 2000

Dielectric optical filter with absorptive metal layer

ALPS ELECTRIC CO LTD25 citations91

US5982547ANov 9, 1999

Optical filter

ALPS ELECTRIC CO LTD4 citations61

CASIO COMPUTER CO LTD

1 patent

USD358146SMay 9, 1995

Electronic video scanner

CASIO COMPUTER CO LTD2 citations61

SHARP KK

1 patent

US6731549B2May 4, 2004

Semiconductor memory device

SHARP KK3 citations59

SASAKI TSUYOSHI

1 patent

US8659720B2Feb 25, 2014

Backlight device and liquid crystal display

SASAKI TSUYOSHI3 citations57

VICTOR COMPANY OF JAPAN

1 patent

US6704208B2Mar 9, 2004

Printed circuit board and manufacturing method thereof

VICTOR COMPANY OF JAPAN1 citations48

SHARP KABUSHIKI KAIHSA

1 patent

US7990170B2Aug 2, 2011

Electrostatic discharge withstand voltage evaluating device and electrostatic discharge withstand voltage evaluating method

SHARP KABUSHIKI KAIHSA1 citations46