Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622634 | Method of manufacturing electron-emitting device, electron source and image-forming apparatus | Takashi Noma, Seijiro Kato, Fumio Kishi, Hisaaki Kawade, Toshikazu Ohnishi +3 more | 1997-04-22 |
| 5591061 | Apparatus for manufacturing electron source and image forming apparatus | Sotomitsu Ikeda, Hisaaki Kawade, Toshikazu Ohnishi, Tatsuya Iwasaki | 1997-01-07 |
| 5576555 | Thin film semiconductor device | Takayuki Ishii | 1996-11-19 |
| 5567956 | Information processing apparatus including a photoelectric conversion element having a semiconductor layer with a varying energy band gap width | Shinichi Takeda, Takayuki Ishii, Toshihiro Saika, Isao Kobayashi | 1996-10-22 |
| 5557121 | Laminated solid-state image sensing apparatus and method of manufacturing the same | Hiraku Kozuka, Shigetoshi Sugawa | 1996-09-17 |
| 5453629 | Photoelectric conversion device having at least one step-back layer | Ihachiro Gofuku, Izumi Tabata, Hiraku Kozuka | 1995-09-26 |
| 5352614 | Method of manufacturing a thin film semiconductor device | — | 1994-10-04 |
| 5260560 | Photoelectric transfer device | Shigetoshi Sugawa | 1993-11-09 |
| 5184200 | Thin film semiconductor device with particular grain size | — | 1993-02-02 |
| 5155351 | Photoelectric transfer device | Shigetoshi Sugawa | 1992-10-13 |
| 5150181 | Amorphous thin film semiconductor device with active and inactive layers | Shinichi Takeda | 1992-09-22 |
| 5148302 | Optical modulation element having two-dimensional phase type diffraction grating | Akihiko Nagano, Etsuro Kishi, Ryoji Fujiwara, Yukitoshi Ohkubo, Michiyo Nishimura +2 more | 1992-09-15 |
| 4878742 | Liquid crystal optical modulator | Yukitoshi Ohkubo, Yasuyuki Watanabe, Chiori Mochizuki, Takayuki Ishii, Kazuya Ishiwata | 1989-11-07 |
| 4856869 | Display element and observation apparatus having the same | Hajime Sakata, Yasuyuki Watanabe, Yukitoshi Ohkubo, Akihiro Nagano | 1989-08-15 |
| 4822146 | Optical modulation element | Yasuyuki Watanabe, Yukitoshi Ohkubo | 1989-04-18 |