Issued Patents All Time
Showing 101–105 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753424 | Method of clamping rails for pressure welding the same and clamping apparatus therefor | Eiji Morishige, Saburo Mori, Masaharu Sekino, Akio Mitsui | 1988-06-28 |
| 4686341 | Gas shield chamber for arc welding of rails | Hirokazu Nomura, Yasuhiko Nishi, Mizuho Higurashi, Saburo Mori | 1987-08-11 |
| 4672173 | Gas-shielded arc welding apparatus | Hirokazu Nomura, Eiji Morishige, Yasuhiko Nishi, Mizuho Higurashi, Saburo Mori | 1987-06-09 |
| 4573666 | Apparatus for quenching butt-welded portion of rail | Hirokazu Nomura, Eiji Morishige | 1986-03-04 |
| 4273987 | Method of controlling synchronized movement of backing shoe in automatic one-side welding | Hirokazu Nomura, Yoshikazu Sato | 1981-06-16 |