Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870388 | Heat-generating resistor and heat-generating resistance element using same | Masao Sugata, Hirokazu Komuro, Shinichi Hirasawa, Yasuhiro Yano | 1989-09-26 |
| 4851808 | Heat-generating resistor and heat-generating resistance device by use of said heat-generating resistor | Masao Sugata, Hirokazu Komuro, Shinichi Hirasawa, Yasuhiro Yano | 1989-07-25 |
| 4847639 | Liquid jet recording head and recording system incorporating the same | Masao Sugata, Shinichi Hirasawa, Hirokazu Komuro, Yasuhiro Yano | 1989-07-11 |
| 4845513 | Thermal recording head | Masao Sugata, Hirokazu Komuro, Shinichi Hirasawa, Yasuhiro Yano | 1989-07-04 |
| 4804974 | Thermal recording head | Masao Sugata, Hirokazu Komuro, Shinichi Hirasawa, Yasuhiro Yano | 1989-02-14 |