Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10857652 | Electroplated tool, screw-shaped grindstone for grinding gear, method for manufacturing electroplated tool, and method for manufacturing screw-shaped grindstone for grinding gear | Yuichi Tomizawa, Daisuke Koshino, Shogo Nagayoshi, Takahiro Otsuka | 2020-12-08 |