Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081894 | Image forming apparatus and method of controlling heating of fixing unit therein | Yoshihisa Ashikawa | 2011-12-20 |
| 7853164 | Image forming apparatus and power control method | Takeshi Sano, Yoshihisa Ashikawa, Naoki Sato, Tomonori Maekawa | 2010-12-14 |
| 7659726 | Image forming apparatus with plural AC sources | Naoki Satoh, Takeshi Sano, Yoshihisa Ashikawa, Tomonori Maekawa | 2010-02-09 |
| 6753095 | Zinc-based metal plated steel sheet treated with phosphate being excellent in formability and method for production thereof | Hidetoshi Shindou, Kiyokazu Isizuka, Kazuo Takahashi, Teruaki Yamada, Daisuke Ito +1 more | 2004-06-22 |