Inventor

TANIGAWA KIYOSHI

JP5 patents

Patents

5 patents

US5856902AJan 5, 1999

Earth leakage breaker

FUJI ELECTRIC CO LTD30 citations92

US5175780ADec 29, 1992

Optical fiber switch

FUJI ELECTRIC CO LTD64 citations92

US4757341AJul 12, 1988

AC contactless switch

FUJI ELECTRIC CO LTD12 citations70

US5075542ADec 24, 1991

Photoelectric switch using pulse width discrimination

FUJI ELECTRIC CO LTD2 citations59

US5134304AJul 28, 1992

Light projecting circuit in a photoelectric switch

FUJI ELECTRIC CO LTD5 citations53