Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442792 | Vacuum cleaner | Takayuki Sudou, Ryuji Ikeda, Susumu Sato, Shigenori Sato, Taiji Tajima +3 more | 2002-09-03 |
| 6371724 | Centrifugal fluid machine | Yoshihiro Nagaoka, Yukiji Iwase, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more | 2002-04-16 |
| 6364607 | Centrifugal fluid machine | Yoshihiro Nagaoka, Yukiji Iwase, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more | 2002-04-02 |