Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9478325 | Discharge surface treatment method and coating block for discharge surface treatments | Mitsutoshi Watanabe, Hiroyuki Ochiai, Hiroki Yoshizawa, Yukihiro Shimoda | 2016-10-25 |
| 8993917 | Fabrication method of electrode for spark surface modification, and spark surface modification electrode | Hiroyuki Ochiai, Mitsutoshi Watanabe, Hiroki Yoshizawa, Issei Otera | 2015-03-31 |
| 8330071 | Discharging surface preparation method and repairing method | Hiroyuki Ochiai, Shoju Masaki, Mitsutoshi Watanabe, Yukihiro Shimoda | 2012-12-11 |