Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836638 | Cleaning device and image forming apparatus provided with same | Kazuhumi Muto, Jun Asai, Keizo Ogara | 2004-12-28 |
| 6801726 | Image forming apparatus | Akihiro Shimizu | 2004-10-05 |
| 6801747 | Cleaning apparatus and image forming apparatus | Keizo Ogara, Jun Asai | 2004-10-05 |
| 6694122 | Cleaning device and image forming apparatus provided with same | Kazuhumi Muto, Jun Asai, Keizo Ogara | 2004-02-17 |
| 6519184 | Non-volatile memory device with plurality of threshold voltage distributions | Toshihiro Tanaka, Hiroyuki Tanikawa, Masayoshi Nakano, Norio Oza, Yutaka Shinagawa | 2003-02-11 |