Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H662 | Process for producing silver halide emulsion in equipment made of | Toshio Saito, Akihiko Kabasawa, Masami Ishikura, Nobuo Suzuki, Unknown | 1989-08-01 |
| 4612018 | Ultrasonic debubbling method and apparatus | Norio Tsuboi, Noboru Furukawa | 1986-09-16 |
| 4301238 | Method for the manufacture of silver halide photographic material | Takashi Kadowaki, Isao Yamamoto | 1981-11-17 |