Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5900709 | Rotation control device | Mitsuo Uzuka, Tadayoshi Ikeda, Tadashi Miwa, Masahiro Makita | 1999-05-04 |
| 5749031 | Developing apparatus in use with an image forming apparatus | Tadashi Miwa, Isao Matsuoka, Toru Makino, Wang Yan, Ryoko Yoshikawa +3 more | 1998-05-05 |