Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7408306 | Lamp lighting circuit and device, and lamp lighting apparatus and device | Masato Tanaka, Mamoru Sakamoto, Akinobu Maekawa, Hidefumi Nakagome | 2008-08-05 |
| 7279878 | Output regulating device for regulating output of electric power source depending on input therefrom | Mitsuaki Ootani | 2007-10-09 |
| 6963190 | Power supply apparatus | Kazuo Asanuma, Yoji Imai | 2005-11-08 |
| 6232562 | Hybrid integrated circuit device | Kiichi Kikuchi, Yuji Ebinuma, Yoshiyuki Wasada, Kenji Kaneta, Hajime Hasegawa +1 more | 2001-05-15 |
| 6158844 | Ink-jet recording system using electrostatic force to expel ink | Teruo Murakami, Hitoshi Nagato, Shuzo Hirahara, Hideyuki Nakao, Koichi Ishii +1 more | 2000-12-12 |
| 6123415 | Ink jet recording apparatus | Hitoshi Nagato, Teruo Murakami, Shuzo Hirahara, Hideyuki Nakao, Koichi Ishii | 2000-09-26 |
| 5852453 | Ink-jet printer | Shuzo Hirahara, Hitoshi Nagato, Yuko Nomura, Koichi Ishii, Hideyuki Nakao +1 more | 1998-12-22 |
| 5835113 | Ink jet printing apparatus with controlled compression and ejection of colorants in liquid ink | Shuzo Hirahara, Hitoshi Nagato, Koichi Ishii, Yuko Nomura, Hideyuki Nakao +1 more | 1998-11-10 |
| 5708940 | Electrostatic recording apparatus providing an electric field adjacent a developer roller | Hitoshi Nagato, Hideyuki Nakao | 1998-01-13 |
| 5621506 | Electrostatic recording apparatus providing an electric field adjacent a developer roller | Hitoshi Nagato, Hideyuki Nakao | 1997-04-15 |
| 5404157 | Apparatus for generating ions in solid ion recording head with improved stability | Hideyuki Nakao, Hitoshi Nagato, Shuzo Hirahara, Yoshikuni Matsumura, Yuzo Koike +1 more | 1995-04-04 |
| 5323185 | Recording apparatus | Hitoshi Nagato, Yuzo Koike, Shuzo Hirahara, Masafumi Mori | 1994-06-21 |
| 5296878 | Apparatus for generating ions in solid ion recording head with improved stability | Hideyuki Nakao, Hitoshi Nagato, Shuzo Hirahara | 1994-03-22 |
| 5270741 | Apparatus for generating ions in solid ion recording head with improved stability | Hideyuki Nakao, Hitoshi Nagato, Shuzo Hirahara, Yoshikuni Matsumura, Yuzo Koike +1 more | 1993-12-14 |
| 5253023 | Electrostatographic apparatus without cleaner | Hitoshi Nagato, Yuzo Koike, Toshikazu Matsui, Shuzo Hirahara | 1993-10-12 |
| 5239317 | Apparatus for generating ions in solid ion recording head with improved stability | Hideyuki Nakao, Hitoshi Nagato, Shuzo Hirahara | 1993-08-24 |
| 5168313 | Toner image transfer method and device for electrophotographic printing apparatus | Tadayoshi Ohno, Tsutomu Kanai | 1992-12-01 |
| 5138348 | Apparatus for generating ions using low signal voltage and apparatus for ion recording using low signal voltage | Tadayoshi Ohno, Hideyuki Nakano, Hitoshi Nagato | 1992-08-11 |
| 4985716 | Apparatus for generating ions using low signal voltage | Tadayoshi Ohno | 1991-01-15 |
| 4725860 | Ink carrier film in use with ink jet recording device | Mitsuaki Kohyama, Tadayoshi Ohno, Yuuji Suzuki | 1988-02-16 |
| 4716456 | CCD Color image sensor with a light source having a spectrum distribution characteristic having peaks at 470 nm and 590 nm and having no wavelengths above 700 nm | — | 1987-12-29 |
| 4707615 | Solid state image sensor | — | 1987-11-17 |
| 4663662 | Picture signal processing system featuring simple or dithering binarization processing selected in response to local variations in picture density | Hidekazu Sekizawa, Kiyoshi Yamada, Shuzo MIURA | 1987-05-05 |
| 4358793 | Beam scanning copying apparatus | Masasumi Yana | 1982-11-09 |