Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8299498 | Semiconductor device having hetero junction | Tsutomu Uesugi, Kenji Ito, Tetsu Kachi, Masahiro Sugimoto | 2012-10-30 |
| 5374679 | Sizing agent and paper sized therewith | Yoshihumi Nosaka | 1994-12-20 |
| 5248724 | Sizing agent and paper sized therewith | Yoshihumi Nosaka | 1993-09-28 |
| 4775767 | Illuminative switch assembly | Kenji Sawada, Shinji Yanai, Akinori Ito | 1988-10-04 |
| 4582969 | Slide guide construction push-type electric devices | — | 1986-04-15 |
| 4570041 | Direction indicator | — | 1986-02-11 |