Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647804 | Skiing slope specialized for artificial skis and method for producing the same | Akira Homma, Susumu Homma, Hiroshi Sato | 1997-07-15 |
| 5538057 | Elastic wheels and a pair of skis provided with the elastic wheels | Akira Homma, Susumu Homma, Hiroshi Sato | 1996-07-23 |
| 5388623 | Elastic wheels and a pair of skis provided with the elastic wheels | Akira Homma, Susumu Homma, Hiroshi Sato | 1995-02-14 |
| 5383715 | Wheel provided with sub-wheels | Akira Homma, Susumu Homma, Hiroshi Sato | 1995-01-24 |