Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933479 | Induction heating roller apparatus and image formation apparatus | Takaaki Tanaka, Toshiya Suzuki, Takayuki Ogasawara, Manabu Kika | 2005-08-23 |
| 6861626 | Induction heating roller device for use in image forming apparatus | Takayuki Ogasawara, Hiroyuki Doi, Manabu Kika, Toshiya Suzuki, Takaaki Tanaka +1 more | 2005-03-01 |
| 6850728 | Induction heating roller apparatus, fixing apparatus and image formation apparatus | Takayuki Ogasawara, Takaaki Tanaka, Toshiya Suzuki | 2005-02-01 |
| 6847019 | Induction heating roller device, heating roller for induction heating roller device, fixing apparatus and image forming apparatus | Teiji Shimokawa, Masaaki Kawamura | 2005-01-25 |
| 6818871 | Induction heating roller unit, fixing device and image forming apparatus | Takayuki Ogasawara, Takaaki Tanaka | 2004-11-16 |
| 6700332 | Electrodeless discharge lamp system | Hiroyuki Doi, Takashi Terai, Ioshiya Suzuki, Masaaki Kawamura | 2004-03-02 |
| 6573485 | Induction heating roller apparatus of image formation apparatus | — | 2003-06-03 |
| 6100650 | Electrodeless discharge lamp unit | Kozo Uemura | 2000-08-08 |
| 6087774 | Non-electrode discharge lamp apparatus and liquid treatment apparatus using such lamp apparatus | Yoshio Nakayama, Makio Ishimitsu, Akihiro Inoue, Shigehisa Kawatsuru, Hiroshi Oonishi | 2000-07-11 |
| 5453667 | Inverter having frequency changing function | Mitsuhiro Matsuda, Keiichi Shimizu, Kenji Araki, Fumio Hirano | 1995-09-26 |