Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10370896 | Joined unit of glass base members, and airtight envelope | Mamo Matsumoto, Tomohiro Saito, Matsutaka Maeda, Nobuhiro Ito | 2019-08-06 |
| 7791264 | Electron emission apparatus comprising electron-emitting devices, image-forming apparatus and voltage application apparatus for applying voltage between electrodes | Kazuya Miyazaki, Akihiko Yamano | 2010-09-07 |
| 7492087 | Electron emission apparatus comprising electron-emitting devices, image forming apparatus and voltage application apparatus for applying voltage between electrodes | Kazuya Miyazaki, Akihiko Yamano | 2009-02-17 |
| RE40529 | Ink jet recording apparatus and method using ink jet head having u-shaped wiring | Yoshiaki Shirato, Yasushi Takatori, Yukuo Nishimura, Michiko Tanaka | 2008-10-07 |
| 6677706 | Electron emission apparatus comprising electron-emitting devices, image-forming apparatus and voltage application apparatus for applying voltage between electrodes | Kazuya Miyazaki, Akihiko Yamano | 2004-01-13 |
| 5933165 | Ink jet recording apparatus and method using ink jet head having U-shaped wiring | Yoshiaki Shirato, Yasushi Takatori, Yukuo Nishimura, Michiko Tanaka | 1999-08-03 |
| 5204689 | Ink jet recording head formed by cutting process | Yoshiaki Shirato, Yasushi Takatori, Yukuo Nishimura, Michiko Takahashi | 1993-04-20 |
| 5150129 | Liquid jet recording method and apparatus having electro-thermal transducer connected to a higher power source potential side through a switch | Hisanori Tsuda, Shinichi Hirasawa | 1992-09-22 |
| 4971415 | Multibeam emitting device | Akira Shimizu, Yoshinobu Sekiguchi, Seiichi Miyazawa, Hidetoshi Nojiri, Isao Hakamada | 1990-11-20 |
| 4829534 | Semiconductor laser device having a semiconductor region for creating a depletion layer in a laser active layer for controlling current flow therethrough | Seiichi Miyazawa, Hidetoshi Nojiri, Akira Shimizu, Yoshinobu Sekiguchi, Isao Hakamada | 1989-05-09 |
| 4799229 | Semiconductor laser array | Seiichi Miyazawa, Hidetoshi Nojiri, Yoshinobu Sekiguchi, Mitsutoshi Hasegawa, Sotomitsu Ikeda | 1989-01-17 |
| 4796067 | Semiconductor device having a superlattice structure | Akira Shimizu, Hidetoshi Nojiri, Isao Hakamada, Seiichi Miyazawa, Yoshinobu Sekiguchi | 1989-01-03 |
| 4794609 | Semiconductor laser provided with a plurality of lasers in the form of an array | Seiichi Miyazawa, Hidetoshi Nojiri, Akira Shimizu, Yoshinobu Sekiguchi, Isao Hakamada | 1988-12-27 |
| 4794611 | Semiconductor laser having superlattice structure | Yoshinobu Sekiguchi, Seiichi Miyazawa, Hidetoshi Nojiri, Akira Shimizu, Isao Hakamada | 1988-12-27 |
| 4774711 | Semiconductor laser apparatus | — | 1988-09-27 |
| 4707705 | Ink jet recording device | Yasushi Sato, Yasushi Takatori, Yoshiaki Shirato | 1987-11-17 |
| 4675693 | Liquid injection recording method in which the liquid droplet volume has a predetermined relationship to the area of the liquid discharge port | Yasuhiro Yano, Masahiro Haruta | 1987-06-23 |
| 4626875 | Apparatus for liquid-jet recording wherein a potential is applied to the liquid | Hisanori Tsuda, Shinichi Hirasawa | 1986-12-02 |
| 4577202 | Liquid jet recording head | — | 1986-03-18 |
| 4545881 | Method for producing electro-thermal transducer | Akira Shinmi, Masahisa Fukui, Yoshiaki Shirato, Yoshioki Hajimoto | 1985-10-08 |
| 4459600 | Liquid jet recording device | Yasushi Sato, Yasushi Takatori, Yoshiaki Shirato | 1984-07-10 |
| 4458256 | Ink jet recording apparatus | Yoshiaki Shirato, Yasushi Takatori, Yukuo Nishimura, Michiko Takahashi | 1984-07-03 |
| 4450457 | Liquid-jet recording head | Takeshi Miyachi, Hisanori Tsuda, Yukio Kasugayama | 1984-05-22 |
| 4392907 | Method for producing recording head | Yoshiaki Shirato, Yasushi Takatori, Yukuo Nishimura, Michiko Takahashi | 1983-07-12 |
| 4376945 | Ink jet recording device | Yasushi Sato, Yasushi Takatori, Yoshiaki Shirato | 1983-03-15 |