Inventor
SOBUE HIDEO
JP7 patents
⚠️ This page may combine multiple inventors who share the name “SOBUE HIDEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK SPARK PLUG CO
6 patentsUS4703652ANov 3, 1987
Piezoelectric type liquid level sensor and fabricating method thereof
NGK SPARK PLUG CO64 citations91
US4610164ASep 9, 1986
Method of detecting liquid level
NGK SPARK PLUG CO24 citations81
US4694440ASep 15, 1987
Underwater acoustic wave transmitting and receiving unit
NGK SPARK PLUG CO10 citations73
US4570483AFeb 18, 1986
Piezo-electric level sensor for internal combustion engine
NGK SPARK PLUG CO17 citations71
US4751014AJun 14, 1988
Piezoelectric composite material
NGK SPARK PLUG CO2 citations61
US4743392AMay 10, 1988
Piezoelectric composite material
NGK SPARK PLUG CO3 citations61