Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303025 | Portable vacuum cleaner | Chikashi Kuriya, Mika Nakajima | 1989-08-22 |
| D301646 | Vacuum cleaner | Chikashi Kuriya | 1989-06-13 |
| D301649 | Vacuum cleaner | Chikashi Kuriya | 1989-06-13 |
| D300379 | Vacuum cleaner | Chikashi Kuriya | 1989-03-21 |