Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4623604 | Triboelectric stabilized toner for developing electrically charged images and a method for the production thereof | Hiroyuki Takagiwa, Kenzi Thuzita, Goichi Yamakawa, Makoto Tomono, Saburo Wakimoto +3 more | 1986-11-18 |