Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376347 | Uniform inorganic micropheres and production thereof | Masamichi Ipponmatsu, Masashi Nishigaki, Tsuyoshi Tsurutani | 1994-12-27 |
| 5308726 | Electrophotographic photosensitive element | Eriko Tsuruoka | 1994-05-03 |