Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9492910 | Polishing method | Yu Ishii, Masayuki Nakanishi, Kenya Ito, Kenji Kodera, Michiyoshi YAMASHITA | 2016-11-15 |
| 9393595 | Abrasive film fabrication method and abrasive film | Yu Ishii, Masayuki Nakanishi, Kenya Ito | 2016-07-19 |
| 9352653 | Circuit breaking unit and railcar including the same | Hiroyuki Sakurai, Ryoji Negi, Shin Imanishi, Nobuyuki Sema, Kenji Sekiguchi | 2016-05-31 |