Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490095 | Image display apparatus | Atsushi Okuyama, Tatsuo Chigira, Junko Kuramochi | 2002-12-03 |
| 6447355 | Impregnated-type cathode substrate with large particle diameter low porosity region and small particle diameter high porosity region | Eiichirou Uda, Toshiharu Higuchi, Osamu Nakamura, Kiyomi Koyama, Sadao Matsumoto +3 more | 2002-09-10 |