Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303973 | Portable internal combustion engine and tools | Katsumi Kiyooka, Tetsuo Ueno, Hideko Inomata | 1989-10-10 |
| D299570 | Portable blower | Katsumi Kiyooka, Akira Gamoh | 1989-01-24 |
| D299571 | Portable blower | Katsumi Kiyooka, Akira Gamoh, Hideko Inomata | 1989-01-24 |