TY

Takahiko Yamakami

SO Sony: 3 patents #10,744 of 25,231Top 45%
📍 Ebeye: #1,525 of 4,528 inventorsTop 35%
Overall (All Time): #1,670,540 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4825535 Method of manufacturing a resistor element Tsunenari Saito, Kazuyuki Ota, Teruyasu Suzuki, Keiji Honda 1989-05-02
4682962 Method of manufacturing a cathode ray tube Katsuhiko Hata, Hisao Ohashi, Keiji Honda 1987-07-28
4639640 Resistors for use in cathode ray tubes Katsuhiko Hata 1987-01-27