Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10468992 | Auxiliary power supply device for electric rolling stock | Takeshi Tanaka, Takeshi Yamamoto | 2019-11-05 |
NK
Naoki Kuraba
Overall (All Time): #4,147,308 of 4,157,543Top 100%
1
Patents All Time