Inventor

AKIYOSHI EIICHI

JP4 patents

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

TOKYO SHIBAURA ELECTRIC CO

2 patents

US4596943AJun 24, 1986

Shadow mask for a color picture tube

TOKYO SHIBAURA ELECTRIC CO13 citations71

US4708680ANov 24, 1987

Color picture tube and method for manufacturing the same

TOKYO SHIBAURA ELECTRIC CO2 citations60

TOSHIBA KK

1 patent

US5532088AJul 2, 1996

Shadow mask plate material and shadow mask

TOSHIBA KK20 citations91

NITTETSU KAKOKI KK

1 patent

US5328670AJul 12, 1994

Method of treating nickel-containing etching waste fluid

NITTETSU KAKOKI KK7 citations66