Inventor
HARUMATSU MASATOSHI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “HARUMATSU MASATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALPS ELECTRIC CO LTD
5 patentsUS4394546AJul 19, 1983
Composite switch assembly
ALPS ELECTRIC CO LTD63 citations94
US4429469AFeb 7, 1984
Direction detection apparatus
ALPS ELECTRIC CO LTD53 citations91
US4693620ASep 15, 1987
Variable width paper feeder for perforated and unperforated paper
ALPS ELECTRIC CO LTD14 citations72
US4672563AJun 9, 1987
Direction detection apparatus
ALPS ELECTRIC CO LTD8 citations72
US4393709AJul 19, 1983
Direction detection apparatus
ALPS ELECTRIC CO LTD10 citations72