Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11661473 | Blocked polyisocyanate composition and use thereof | Yuichi Miwa, Masakazu Yamauchi, Kie Shinomiya | 2023-05-30 |
| 11629218 | Coating film | Koichiro Azuma | 2023-04-18 |
| 5974666 | Process for preparing a charging device | Hiroyuki Kataoka, Hiroshi Takayama | 1999-11-02 |
| 5839029 | Charging device | Hiroyuki Kataoka, Hiroshi Takayama | 1998-11-17 |
| 5822658 | Charging device having an electrically conductive elastic body layer | Hiroyuki Kataoka, Hiroshi Takayama | 1998-10-13 |