Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10329652 | Method for producing metal cylinder, method for producing substrate for electrophotographic photoreceptor, method for manufacturing electrophotographic photoreceptor, and metal slug for impact pressing | Akira Sato, Hiroshi Tamemasa | 2019-06-25 |
| 10316397 | Method of preparing cylindrical metal member, metallic ingot for impact pressing, and method of preparing electrophotographic photoreceptor | Akira Sato | 2019-06-11 |
| 10168628 | Metallic ingot for impact pressing, cylindrical metal member, and electrophotographic photoreceptor | Kenta Shingu, Hiroshi Tamemasa | 2019-01-01 |