Inventor

MUNETSUGU EIICHI

7 patents

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

TOKYO SHIBAURA ELECTRIC CO

4 patents

US4571690AFeb 18, 1986

Arithmetic operation apparatus using solar cells

TOKYO SHIBAURA ELECTRIC CO10 citations71

US4519044AMay 21, 1985

Small-sized electronic calculator capable of functioning as a musical instrument

TOKYO SHIBAURA ELECTRIC CO18 citations71

US4587519AMay 6, 1986

Input device

TOKYO SHIBAURA ELECTRIC CO5 citations61

US4231024AOct 28, 1980

Device for a digital arithmetic processing apparatus

TOKYO SHIBAURA ELECTRIC CO5 citations60

TOSHIBA KK

3 patents

US5260698ANov 9, 1993

Integrated circuit for liquid crystal display

TOSHIBA KK10 citations72

US5745774AApr 28, 1998

Integrated circuit having software controllable internal clock generator and switch connecting batteries in series or parallel for power conservation

TOSHIBA KK12 citations71

US5241304AAug 31, 1993

Dot-matrix display apparatus

TOSHIBA KK16 citations71