Inventor

NISHIDA KATSUHIKO

7 patents

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

NIPPON ELECTRIC CO

2 patents

US4092614AMay 30, 1978

Semiconductor laser device equipped with a silicon heat sink

NIPPON ELECTRIC CO88 citations92

US4434491AFeb 28, 1984

Semiconductor laser

NIPPON ELECTRIC CO5 citations60

TSUCHIYA KK

1 patent

US4627283ADec 9, 1986

Fuel level detector for automobile fuel tank

TSUCHIYA KK50 citations87

SCHLUMBERGER TECHNOLOGY CORP

1 patent

US4792931ADec 20, 1988

Optical seismic detector

SCHLUMBERGER TECHNOLOGY CORP22 citations78

OGURA MUTSUO

1 patent

US9076906B2Jul 7, 2015

Hetero-junction bipolar phototransistor with improved noise characteristic

OGURA MUTSUO3 citations60

NEC CORP

1 patent

US4783689ANov 8, 1988

Photodiode having heterojunction

NEC CORP3 citations60

NISHIDA KATSUHIKO

1 patent

US8610170B2Dec 17, 2013

Compound semiconductor light-receiving element array

NISHIDA KATSUHIKO2 citations55