Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10357838 | Graphite-copper composite electrode material and electrical discharge machining electrode using the material | Masao Kanda, Naoto Ohta, Kiyoshi Saito, Masaki Okada, Motoki ONISHI | 2019-07-23 |