Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6743558 | Carrier for electrophotographic developer | Masahide Yamashita, Akihiro Kotsugai, Hiroaki Takahashi | 2004-06-01 |
| 6739534 | Carrier for developer for electrophotography | Akihiro Kotsugai | 2004-05-25 |
| 6735409 | Process for developing, image-forming apparatus, and image-forming process cartridge | Hiroaki Takahashi, Naoki Imahashi, Akihiro Kotsugai | 2004-05-11 |
| 6696213 | Method of developing a latent electrostatic image | Akihiro Kotsugai | 2004-02-24 |