Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868405 | Photoelectric converting apparatus having a common region connecting either sources or drains to a common signal line | — | 1989-09-19 |
| 4858210 | Apparatus with synthetic resin hand shaft | Wataru Yamada, Satoshi Fujio | 1989-08-15 |
| 4846128 | Ignition timing control system for internal combustion engine | Shizuo Yagi, Yoshiaki Hirosawa, Makoto Kawai, Yorihisa Yamamoto, Haruhiko Yoshikawa | 1989-07-11 |
| 4839221 | Gasket containing (I) a sheet composition comprising (A) PTFE (B) inorganic powder (C) clay mineral and (II) a metal support for the sheet | Hiroshi Asaumi, Zenji Shimura, Takehiro Yoshida, Kenji Tadakuma, Shinzaburo Suzuki +2 more | 1989-06-13 |