Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392093 | Multilayer precast paved road | Katsuji Fukumoto, Shuhei Mitsutani, Masanori Sato, Shiori Nakasai, Tatsunori Mitsuda | 2025-08-19 |
| 11753052 | Railcar bogie frame | Fumikazu Kounoike, Yoshihiro TAMURA, Yukihiro Sano, Toshifumi MACHIDA | 2023-09-12 |
| 11731669 | Railcar driving bogie | Fumikazu Kounoike, Yoshihiro TAMURA, Yukihiro Sano, Toshifumi MACHIDA | 2023-08-22 |