Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4264707 | Light-sensitive photographic materials with improved antistatic layers | Tohru Kobayashi, Koichi Nagayasu | 1981-04-28 |
| 4229523 | Method of undercoating treatment of polyester films for photographic light-sensitive materials | Hideyasu Ohta, Jun Shirasaki, Masaru Kanbe, Naoto Abe, Masayoshi Mayama | 1980-10-21 |