MO

Masahiro Okamura

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
Pioneer: 7 patents #234 of 1,730Top 15%
Pioneer Electronic: 3 patents #611 of 1,840Top 35%
IC Idemitsu Petrochemical Co.: 1 patents #305 of 578Top 55%
BA Brookhaven Science Associates: 1 patents #191 of 453Top 45%
RI Riken: 1 patents #679 of 1,824Top 40%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
📍 Hitachi, NY: #3 of 3 inventorsTop 100%
Overall (All Time): #155,616 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
4201598 Electron irradiation process of glass passivated semiconductor devices for improved reverse characteristics Tomoyuki Tanaka, Toshikatsu Shirasawa 1980-05-06