Inventor

NISHIZAWA HIDEAKI

JP12 patents

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

SUMITOMO ELECTRIC INDUSTRIES

7 patents

US4663652AMay 5, 1987

SEIKO EPSON CORP

2 patents

US10491871B2Nov 26, 2019

Projector and method of controlling projector

SEIKO EPSON CORP1 citations57

US10122979B2Nov 6, 2018

Projector and method of controlling projector

SEIKO EPSON CORP1 citations46

JAPAN RES DEV CORP

1 patent

US5045499ASep 3, 1991

Method of manufacturing a distributed brass reflector type semiconductor laser

JAPAN RES DEV CORP36 citations91

NISHIZAWA HIDEAKI

1 patent

US4914670AApr 3, 1990

Distributed bragg reflector type semiconductor laser

NISHIZAWA HIDEAKI4 citations56

ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC

1 patent

US9633831B2Apr 25, 2017

Chemical mechanical polishing composition for polishing a sapphire surface and methods of using same

ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC1 citations46

NISHIZAWA HIDEAKI

SUMITOMO ELECTRIC INDUSTRIES

Package for optical device

Method of measuring junction temperature

Method for producing an optical device

Photodiode

Photodiode

Package for optical element

Multi-photodiodes

SEIKO EPSON CORP

Projector and method of controlling projector

Projector and method of controlling projector

JAPAN RES DEV CORP

Method of manufacturing a distributed brass reflector type semiconductor laser

NISHIZAWA HIDEAKI

Distributed bragg reflector type semiconductor laser

ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC

Chemical mechanical polishing composition for polishing a sapphire surface and methods of using same