Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597432 | Method for making balls for sports | Hideomi Shishido, Shigeo Doi, Hajime Okimoto | 1997-01-28 |
| 5380185 | Ball for ball game and molding apparatus for forming the same | Hideomi Shishido, Shigeo Doi, Hajime Okimoto | 1995-01-10 |
| 5306001 | Game ball | Hideomi Shishido, Shigeo Doi, Hajime Okimoto | 1994-04-26 |
| 4654006 | Denture base provided with rubber-like resilient lining layer and process for producing the same | Takae Kusano, Masato Ueno | 1987-03-31 |