Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963893 | Heat-resistant insulating substrate, thermal printing head, and thermographic apparatus | Katsuhisa Homma, Yoshiaki Ouchi, Mutsuki Yamazaki, Shuji Yoshizawa | 1990-10-16 |
| 4928034 | Impregnated cathode | Sakae Kimura, Katumi Yanagibashi, Katsuhisa Homma, Yoshiaki Ouchi | 1990-05-22 |
| 4906893 | X-ray image intensifier and method of manufacturing the same | Katsuhisa Homma, Sakae Kimura, Yoshiaki Ouchi, Yoshiharu Obata, Yoshikazu Uemura +1 more | 1990-03-06 |
| 4868584 | Heat-resistant polyimide insulative coated thermal head | Hikaru Okunoyama, Katsumi Yanagibashi, Yoshiaki Ouchi | 1989-09-19 |
| 4760370 | Resistor and an electron tube incorporating the same | Yoshiaki Ouchi, Taketoshi Shimoma, Eiji Kamohara, Shigeru Sugawara, Hideki Yamaguchi | 1988-07-26 |