OI

Osamu Ishii

TC Toyo Communication Equipment Co.: 1 patents #2 of 6Top 35%
📍 Yokohama, MA: #9 of 16 inventorsTop 60%
Overall (1994): #85,563 of 165,921Top 55%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5307034 Ultrathin multimode quartz crystal filter element Takao Morita, Takebumi Kurosaki 1994-04-26