Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9831644 | Connection structure between main transformer and high-voltage device box and railcar including same | Hiroyuki Kawasaki, Hiroyuki Sakurai | 2017-11-28 |
RN
Ryoji Negi
Overall (2017): #257,199 of 506,227Top 55%
1
Patents 2017