Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656889 | Getter, getter device and fluorescent display device | Takahiro Niiyama, Shigeo Itoh | 1997-08-12 |
| 5656330 | Resistive element having a resistivity which is thermally stable against heat treatment, and method and apparatus for producing same | Takahiro Niiyama, Shigeo Itoh | 1997-08-12 |
| 5650689 | Vacuum airtight device having NbN electrode structure incorporated therein | Shigeo Itoh, Kazuhiko Tsuburaya, Yoshihiko Hirata, Susumu Takada, Hiroshi Nakagawa | 1997-07-22 |
| 5637023 | Field emission element and process for manufacturing same | Shigeo Itoh, Hisashi Nakata, Norio Nishimura, Junji Itoh, Seigo Kanemaru | 1997-06-10 |
| 5633650 | Flat-type fluorescent display device | Takao Kishino, Shigeo Itoh, Tatsuo Yamaura, Kazuyoshi Ohtsu, Masateru Taniguchi | 1997-05-27 |
| 5612587 | Field emission cathode | Shigeo Itoh, Kazuhiko Tsuburaya, Junji Itoh, Seigo Kanemaru | 1997-03-18 |
| 5594298 | Field emission cathode device | Shigeo Itoh, Takahiro Niiyama | 1997-01-14 |