Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7258909 | Leather-like sheet for balls | Yoshio Ishihara | 2007-08-21 |
| 6451404 | Leather-like sheet having napped surface | Yoshiki Nobuto, Hisao Yoneda | 2002-09-17 |
| 5393600 | Highly flexible leather-like sheet material and process for producing the same | Yutaka Omura | 1995-02-28 |
| 4216251 | Method of producing a leather-like sheet material having a high-quality feeling | Takeo Nishimura | 1980-08-05 |