Issued Patents 2002
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496576 | Digital key telephone system and extension terminal device thereof | Toshiaki Tanaka, Setsuo Kimura, Yoshihito Nagano, Masayuki Tsurusaki, Takashi Watanabe +4 more | 2002-12-17 |
| 6477319 | Image recording apparatus which sends charasteristic/correction signals whenever new look-up table are selected or a pre-selected number of pages have been printed | Michio Ito, Masaharu Ohkubo, Hiroshi Sasame, Hiromichi Yamada, Masaki Ojima +3 more | 2002-11-05 |
| 6456705 | Digital key telephone system and extension terminal device thereof | Toshiaki Tanaka, Setsuo Kimura, Yoshihito Nagano, Masayuki Tsurusaki, Takashi Watanabe +4 more | 2002-09-24 |
| 6408060 | Digital key telephone system and extension terminal device thereof | Toshiaki Tanaka, Setsuo Kimura, Yoshihito Nagano, Masayuki Tsurusaki, Takashi Watanabe +4 more | 2002-06-18 |
| 6377671 | Digital key telephone system and extension terminal device thereof | Toshiaki Tanaka, Setsuo Kimura, Yoshihito Nagano, Masayuki Tsurusaki, Takashi Watanabe +4 more | 2002-04-23 |
| 6373924 | Digital key telephone system and extension terminal device thereof | Toshiaki Tanaka, Setsuo Kimura, Yoshihito Nagano, Masayuki Tsurusaki, Takashi Watanabe +4 more | 2002-04-16 |
| 6373232 | Power supply device for image forming apparatus, and image forming apparatus using the same | Minoru Hayasaki | 2002-04-16 |
| 6359269 | Heating device, image forming apparatus, and electric-power control method | Minoru Hayasaki | 2002-03-19 |
| 6346800 | Power supply device and fixing device operating with the power supply device | Minoru Hayasaki | 2002-02-12 |