Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4462862 | Method for generating substrates of electrophotographic photosensitive materials | Toyoki Kazama | 1984-07-31 |
| 4438188 | Method for producing photosensitive film for electrophotography | Toyoki Kazama | 1984-03-20 |