Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D305093 | Portable electric driver | Kiyoshi Hoshino | 1989-12-19 |
| 4861603 | Food filled soybean protein casing | Chizuru Ueno, Fumiyuki Sunada | 1989-08-29 |
| D302930 | Portable electric sander | Masakazu Sakamoto | 1989-08-22 |
| D301967 | Power concrete hammer | Masakazu Sakamoto | 1989-07-04 |
| D301198 | Portable electric driver | Kiyoshi Hoshino | 1989-05-23 |