Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356761 | Development of silver halide photosensitive material and developer | Hiroshi Hayakawa, Takashi Toyoda, Mitsunori Hirano | 1994-10-18 |
| 5347140 | Resonant electron transfer device | Yoshihiko Hirai, Yasuaki Terui, Atsuo Wada, Kenji Okada, Juro Yasui +1 more | 1994-09-13 |
| 5342741 | Method of processing silver halide photographic material and composition for processing | Shin-ichi Morishima, Hiroshi Hayakawa | 1994-08-30 |
| 5296719 | Quantum device and fabrication method thereof | Yoshihiko Hirai, Juro Yasui, Yasuaki Terui, Atsuo Wada, Kenji Okada +4 more | 1994-03-22 |