Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692838 | Hydrostatic bearing with self-controlled restricting mechanism | Shigeka Yoshimoto, Kenji Okamoto | 1997-12-02 |
| 5633390 | Silver halide photographic material containing pyrazolone-pentamethine oxonol dye | Shigeru Ohno, Kiyoshi Kawai | 1997-05-27 |