Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D351411 | Eraser for drum of photocopier | Yukitaka Kumagai | 1994-10-11 |
| D350974 | Charger for printers | Yukitaka Kumagai | 1994-09-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D351411 | Eraser for drum of photocopier | Yukitaka Kumagai | 1994-10-11 |
| D350974 | Charger for printers | Yukitaka Kumagai | 1994-09-27 |