Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214822 | Vacuum Cleaner | Hidetoshi Sakurai, Kouiti Sagawa | 1993-06-01 |
| 5144716 | Electric cleaner, method for producing same and mount base and bumper for electric cleaner | Syuji Watanabe, Kouiti Sagawa, Hidetoshi Sakurai | 1992-09-08 |
| 5134749 | Vacuum cleaner | Hidetoshi Sakurai, Kouiti Sagawa | 1992-08-04 |