Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925757 | Electrophotographic photoreceptor for negative electrification | Shigeki Takenouchi, Akira Hirano, Yoshihide Fujimaki | 1990-05-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925757 | Electrophotographic photoreceptor for negative electrification | Shigeki Takenouchi, Akira Hirano, Yoshihide Fujimaki | 1990-05-15 |