Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7282145 | Oil filter for construction machine | Tomohiko Asakage, Kazuhiko Fujii, Tomoshige Tanaka | 2007-10-16 |
| 4753424 | Method of clamping rails for pressure welding the same and clamping apparatus therefor | Yukihiko Sato, Eiji Morishige, Masaharu Sekino, Akio Mitsui | 1988-06-28 |
| 4686341 | Gas shield chamber for arc welding of rails | Hirokazu Nomura, Yukihiko Sato, Yasuhiko Nishi, Mizuho Higurashi | 1987-08-11 |
| 4672173 | Gas-shielded arc welding apparatus | Hirokazu Nomura, Yukihiko Sato, Eiji Morishige, Yasuhiko Nishi, Mizuho Higurashi | 1987-06-09 |