Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9832323 | Image processing apparatus that reduces setting operation by user, image forming method, and recording medium | — | 2017-11-28 |
| 9813572 | Image processing apparatus that reduces setting operation by user, image forming method, and recording medium | — | 2017-11-07 |
| 9762751 | Image forming apparatus executing a job based on a job request and logout method | — | 2017-09-12 |
| 9232095 | Display input device, image forming apparatus, and control method of display input device | Hiroshi Nakagawa, Akifumi Seto, Kenji Takai, Takeo Shimizu | 2016-01-05 |
| 6326796 | Harmonic measuring method and a current injection device for harmonic measurement | Masakazu Tsukamoto, Shoji Nishimura, Katsuhiko Uno, Yasuyuki Natsuda, Yoshifumi Minowa | 2001-12-04 |
| 6208945 | Harmonic component measuring method for power system | Masakazu Tsukamoto, Hideki Fujita, Toshihiro Nakamura, Shoji Nishimura, Yasuyuki Natsuda +1 more | 2001-03-27 |
| 6114859 | Harmonic characteristic measuring method and harmonic characteristic measuring apparatus | Masakazu Tsukamoto, Yasuhiro Fuwa, Shoji Nishimura, Yoshifumi Minowa, Yasuyuki Natsuda | 2000-09-05 |
| 4785405 | Power system stabilizer | Taizo Hasegawa, Hirotaka Ono, Tadahiro Gouda, Hideharu Oshida, Toshiharu Narita | 1988-11-15 |