Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4655635 | Sand scattering device for artificial lawn | — | 1987-04-07 |
| 4507015 | Arrangement for paving elastic surface material | Yutaka Sugie, Masami Fujii | 1985-03-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4655635 | Sand scattering device for artificial lawn | — | 1987-04-07 |
| 4507015 | Arrangement for paving elastic surface material | Yutaka Sugie, Masami Fujii | 1985-03-26 |