Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10307972 | Apparatus of manufacturing molding material and method of manufacturing resin gear | — | 2019-06-04 |
| 10265886 | Method of manufacturing molding material, molding die for use in the manufacturing method, and method of manufacturing resin rotator | Masao Sugiyama, Takeshi Fukao | 2019-04-23 |
| 9962887 | Method of manufacturing fiber substrate and method of manufacturing resin rotator | Masao Sugiyama | 2018-05-08 |
| 9925700 | Method and apparatus of manufacturing molding material, and method of manufacturing resin gear | Masao Sugiyama | 2018-03-27 |