Inventor

IWAI MASATO

JP4 patents

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

SONY CORP

1 patent

US5674115AOct 7, 1997

Apparatus for grinding a master disc

SONY CORP30 citations85

TOMOEGAWA PAPER CO LTD

1 patent

US4579591AApr 1, 1986

Desensitizing solution for use in offset printing

TOMOEGAWA PAPER CO LTD18 citations81

ALPS ELECTRIC CO LTD

1 patent

US4820029AApr 11, 1989

Objective lens for optical pickup

ALPS ELECTRIC CO LTD12 citations72

FUJI PHOTO FILM CO LTD

1 patent

US4559288ADec 17, 1985

Electrophotographic photoreceptor

FUJI PHOTO FILM CO LTD5 citations61