Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11299184 | Railcar bogie including protective film and protective film-equipped plate spring | Takehiro Nishimura, Yousuke Tsumura, Katsuyuki Kawashima, Ikko Hanaki, Yuhei Tanaka | 2022-04-12 |