Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886108 | Method for forming a fiber-reinforced metal sheet | Shin Utsunomiya, Takeshi Morita | 1989-12-12 |
| 4870231 | Contact for vacuum interrupter | Eizo Naya | 1989-09-26 |
| 4863844 | Gold and sulfur sensitized silver halide light-sensitive photographic material | Keiji Ohbayashi, Shigeo Tanaka | 1989-09-05 |
| 4863846 | Silver halide photographic light-sensitive material | Shigeo Tanaka, Makoto Kajiwara, Masanobu Miyoshi | 1989-09-05 |
| 4839270 | Rapidly processable silver halide photographic light-sensitive material | Takaaki Kojima | 1989-06-13 |
| 4830958 | Silver halide photographic light-sensitive material which is excellent in rapid processability and has not very much sensitivity variation caused by a change on standing in the preparation of the light-sensitive material | Keiji Ohbayashi, Shigeo Tanaka | 1989-05-16 |
| 4818671 | Rapidly processable silver halide color photosensitive material | Keiji Ohbayashi, Takaaki Kojima, Shigeo Tanaka | 1989-04-04 |
| 4797350 | Process for forming dye-image using a developer comprising an image stabilizer, a hydroxylamine and not containing benzyl alcohol | Keiji Ohbayashi, Shigeo Chino, Kaoru Onodera | 1989-01-10 |