Inventor · disambiguated record
Muneyuki Ohara
Also filed as: OHARA MUNEYUKI
6 granted patents·33 citations·filing 1979–1993
80Inventor score
Top patents by PatentIndex Score
6 records- 0134US4556164AMethod of field welding head-hardened railsJAPAN NATIONAL RAILWAY·Filed 1985·Granted Dec 3, 1985·8 cites·6 claims
- 0233US4272003AButt welding and burr shearing machine for reinforce steelJAPAN NATIONAL RAILWAY·Filed 1979·Granted Jun 9, 1981·4 cites·2 claims
- 0331US4762263ASmall-sized gas pressure welding machine for rails with two separate mechanisms for punching-shearing excess metalHAKUSAN SEISAKUSHO KK·Filed 1987·Granted Aug 9, 1988·7 cites·1 claims
- 0431US4576324AGas pressure welding machineJAPAN NATIONAL RAILWAY·Filed 1985·Granted Mar 18, 1986·4 cites·4 claims
- 0530US5303514ARail grinding apparatusSUMIKIN OSAKA PLANT ENGINEERIN·Filed 1993·Granted Apr 19, 1994·7 cites·9 claims
- 0629US4416158APunching-shearing method for inspecting quality of butt welded jointJAPAN NATIONAL RAILWAY·Filed 1982·Granted Nov 22, 1983·3 cites·2 claims
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