Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889796 | Silver halide photographic emulsion | Yuichi Ohashi, Masaki Okazaki | 1989-12-26 |
AI
Akihiko Ikegawa
Overall (1989): #134,768 of 140,708Top 100%
1
Patents 1989