Inventor
YAMAMOTO KAZUMASA
JP13 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO KAZUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
3 patentsUS4558757ADec 17, 1985
Position coordinate input device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD118 citations96
US4032286AJun 28, 1977
Gas combustion device with safety device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations92
US4487877ADec 11, 1984
Diaphragm for loudspeaker
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62