Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829454 | Image forming apparatus with improved transfer efficiency | Nobuhiro Miyakawa, Nobumasa Abe, Mikio Furumizu | 2004-12-07 |
| 6819899 | Image forming apparatus employing work function relationships | Nobuhiro Miyakawa, Nobumasa Abe, Mikio Furumizu, Kaneo Yoda | 2004-11-16 |
| 6729002 | Method of producing an ink jet recording head | Minoru Usui, Takahiro Naka, Tsuyoshi Kitahara, Noriaki Okazawa, Hideaki Sonehara | 2004-05-04 |