HM

Hirosi Matuoka

NS Nippon Soken: 1 patents #783 of 1,540Top 55%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Overall (All Time): #2,338,332 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4765919 Piezoelectric ceramic materials Masahiro Tomita, Eturo Yasuda 1988-08-23
4494421 Windshield wiper driving device — 1985-01-22