Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6379211 | Method for manufacturing electron emission element, electron source, and image forming apparatus | Yoshikazu Banno, Michiyo Nishimura, Toshihiko Takeda, Keisuke Yamamoto, Tomoko Maruyama | 2002-04-30 |