Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5233196 | Electron beam apparatus and method for driving the same | Haruhito Ono | 1993-08-03 |
| 5201681 | Method of emitting electrons | Akira Suzuki, Isamu Shimoda, Tetsuya Kaneko, Takeo Tsukamoto, Toshihiko Takeda +2 more | 1993-04-13 |
| 5202571 | Electron emitting device with diamond | Keiji Hirabayashi, Noriko Kurihara, Takeo Tsukamoto, Nobuo Watanabe | 1993-04-13 |
| 5185559 | Supply circuit for P-N junction cathode | Isamu Shimoda, Takeo Tsukamoto, Akira Shimizu, Akira Suzuki, Masao Sugata | 1993-02-09 |
| 5176557 | Electron emission element and method of manufacturing the same | Akira Suzuki, Isamu Shimoda, Tetsuya Kaneko, Takeo Tsukamoto, Toshihiko Takeda +2 more | 1993-01-05 |
| 5164974 | X-ray exposure apparatus | Takao Kariya, Yasuo Kawai, Susumu Gotoh | 1992-11-17 |
| 5138402 | Semiconductor electron emitting device | Takeo Tsukamoto, Toshihiko Takeda, Haruhito Ono, Nobuo Watanabe | 1992-08-11 |
| 5107311 | Semiconductor light-emitting device | Takeo Tsukamoto, Nobuo Watanabe | 1992-04-21 |
| 4999083 | Method of etching crystalline material with etchant injection inlet | Nobuo Watanabe, Takeo Tsukamoto, Toshihiko Takeda, Haruhito Ono | 1991-03-12 |
| 4994708 | Cold cathode device | Akira Shimizu, Takeo Tsukamoto, Akira Suzuki, Masao Sugata, Isamu Shimoda | 1991-02-19 |
| 4974736 | Multi-electron-beam pattern drawing apparatus | Mitsuaki Seki, Isamu Shimoda, Mamoru Miyawaki, Takeo Tsukamoto, Akira Suzuki +2 more | 1990-12-04 |
| 4956578 | Surface conduction electron-emitting device | Akira Shimizu, Hidetoshi Suzuki, Haruhito Ono, Ichiro Nomura, Yoshikazu Banno +2 more | 1990-09-11 |
| 4906833 | Electron beam information exchange apparatus with converting light signals | Mamoru Miyawaki, Yukio Masuda, Ryuichi Arai, Nobutoshi Mizusawa, Takahiko Ishiwatari | 1990-03-06 |
| 4904895 | Electron emission device | Takeo Tsukamoto, Mamoru Miyawaki, Tetsuya Kaneko, Akira Suzuki, Isamu Shimoda +1 more | 1990-02-27 |
| 4897552 | Multi-electron-beam pattern drawing apparatus | Isamu Shimoda, Mamoru Miyawaki, Takeo Tsukamoto, Akira Suzuki, Tetsuya Kaneko +2 more | 1990-01-30 |
| 4896045 | Electron beam head and patterning apparatus including detection of secondary or reflected electrons | Mitsuaki Seki | 1990-01-23 |
| 4894611 | System for measuring characteristics of electron emitting sources | Isamu Shimoda, Mamoru Miyawaki, Akira Suzuki, Tetsuya Kaneko, Takeo Tsukamoto +1 more | 1990-01-16 |
| 4833507 | Electron emission device | Akira Shimizu, Takeo Tsukamoto, Akira Suzuki, Masao Sugata, Isamu Shimoda | 1989-05-23 |
| 4830498 | Position detecting device | Yoshifumi Nishimoto, Takao Kariya, Yasuo Kawai, Akio Atsuta | 1989-05-16 |
| 4825082 | Electron emitting apparatus | Takeo Tsukamoto, Akira Shimizu, Akira Suzuki, Masao Sugata, Isamu Shimoda | 1989-04-25 |
| 4812662 | Alignment system using an electron beam | Susumu Goto, Yuichi Kumabe | 1989-03-14 |
| 4810934 | Electron emission device | Isamu Shimoda, Takeo Tsukamoto, Akira Shimizu, Akira Suzuki, Masao Sugata | 1989-03-07 |
| 4785187 | Alignment device | Takao Kariya, Susumu Goto | 1988-11-15 |
| 4488045 | Metal ion source | Norimichi Anazawa, Ryuzo Aihara | 1984-12-11 |