Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477352 | Two-sided image forming apparatus | Takayuki Kato | 2002-11-05 |
| 6432157 | Method for preparing Ag-ZnO electric contact material and electric contact material produced thereby | Tetsuya Nakamura, Osamu Sakaguchi, Hiroyuki Kusamori, Osamu Matsuzawa, Toshiya Yamamoto | 2002-08-13 |