Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671472 | Image forming apparatus, control method thereof and control program therefor | Hirokazu Takahashi, Seiji Shibaki, Ryosuke Sugasawa, Mitsuru Fuchisawa | 2003-12-30 |
| 6504691 | Safety enhanced transformer circuit | Yoshihiro Matsui | 2003-01-07 |