Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465952 | Fed flushed with hot inert gas | Shigeo Itoh, Gentaro Tanaka, Takeshi Tonegawa | 2002-10-15 |
| 5789858 | Envelope for vacuum electronic device | Shigeo Itoh, Takeshi Tonegawa, Yuuich Kogure | 1998-08-04 |
| 5635795 | Getter chamber for flat panel displays | Shigeo Itoh, Takeshi Tonegawa, Yuuich Kogure | 1997-06-03 |
| 5564958 | Method for manufacturing display device | Shigeo Itoh, Takeshi Tonegawa, Yuji Uchida, Teruo Watanabe | 1996-10-15 |
| 5499939 | Evacuation apparatus | Shigeo Itoh, Takeshi Tonegawa, Akira Kadowaki | 1996-03-19 |
| 5144198 | Electron feeder for flat-type luminous device | Shigeo Itoh, Kazuhiko Tsuburaya | 1992-09-01 |
| 5032761 | Electron feed structure for flat-type luminous device | Shigeo Itoh, Kazuhiko Tsuburaya | 1991-07-16 |
| 4770310 | Casing for display device | Kiyoshi Morimoto, Shigeo Itoh, Hiroshi Watanabe, Takeshi Tonegawa | 1988-09-13 |
| 4666548 | Process for making fluorescent display device | Goro Eto, Shigeo Itoh, Takeshi Tonegawa | 1987-05-19 |
| 4582210 | Casing for display device | Kiyoshi Morimoto, Shigeo Itoh, Hiroshi Watanabe, Takeshi Tonegawa | 1986-04-15 |