Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5027469 | Vacuum cleaner | Hisanori Toyoshima, Fumio Jyoraku, Mitsuhisa Kawamata, Yoshitaro Ishii | 1991-07-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5027469 | Vacuum cleaner | Hisanori Toyoshima, Fumio Jyoraku, Mitsuhisa Kawamata, Yoshitaro Ishii | 1991-07-02 |