Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4427460 | Method of making material for shadow masks | Kenji Araki, Masashi Kurata, Hideo Yamana, Katuhiko Tayama, Masaji Watanabe | 1984-01-24 |
| 4325752 | Method for making shadow masks | Katsuhiko Tayama, Kenji Araki, Masayuki Kurata, Hideo Yamana | 1982-04-20 |