Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374495 | Developer for electrostatic electrophotography | Koichi Kawasumi, Yuji Yakura, Haruo Watanabe | 1994-12-20 |
| 5340631 | Clathrate inclusion compounds and optical recording medium using the same | Nobuyuki Matsuzawa, Yoko Hayashi, Shin-Ichiro Tamura | 1994-08-23 |