HO

Hisafumi Okada

TO Toshiba: 2 patents #606 of 2,688Top 25%
TE Tokyo Shibaura Electric: 1 patents #96 of 337Top 30%
📍 Gyōda, JP: #195 of 565 inventorsTop 35%
Overall (All Time): #1,680,334 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4537322 Glass envelope for a cathode-ray tube Yoshio Suzuki, Shigeo Takenaka 1985-08-27
4331903 Color picture tube and method for magnetically adjusting the color picture tube Shigeo Takenaka 1982-05-25
4217566 In-line type color picture tube apparatus Eizaburo Hamano, Hidetoshi Yamazaki 1980-08-12