Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683404 | CRT panel glass and production method thereof and CRT | Tsunehiko Sugawara, Takuji Oyama | 2004-01-27 |
| 6586871 | CRT panel glass and production method thereof and CRT | Tsunehiko Sugawara, Takuji Oyama | 2003-07-01 |
| 6509684 | CRT panel glass and CRT, and their production methods | Tsunehiko Sugawara, Toshikazu Ikezawa, Takuji Oyama, Junnosuke Mizukami, Eiji Shidoji | 2003-01-21 |
| 5406825 | Forging die | Kimihiko Sato, Koichi Kanda, Kazuhiro Mitamura, Keiichi Hamazaki, Takehiko Kori | 1995-04-18 |
| 5022919 | Complex boride cermets and processes for their production | Yasuo Shinozaki, Kazuo Hamashima, Makoto Imakawa | 1991-06-11 |