Inventor

KOHAMA MASAYUKI

JP6 patents

⚠️ This page may combine multiple inventors who share the name “KOHAMA MASAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OILES INDUSTRY CO LTD

4 patents

US4231673ANov 4, 1980

Ball joint and a method for manufacturing the ball joint

OILES INDUSTRY CO LTD61 citations94

US4660401AApr 28, 1987

Apparatus for producing bearings in the form of press worked bush

OILES INDUSTRY CO LTD25 citations90

US4638538AJan 27, 1987

Method of manufacturing wound bush bearing with notch-free flange and mold assembly for manufacturing the same

OILES INDUSTRY CO LTD27 citations90

US6158559ADec 12, 2000

Bearing device of piston rod

OILES INDUSTRY CO LTD28 citations86

OHI SEISAKUSHO CO LTD

1 patent

US5092017AMar 3, 1992

Automotive door hinge assembly, bush employed therein and method for installing bush in door hinge assembly

OHI SEISAKUSHO CO LTD40 citations88

OILS INDUSTRY CO LTD

1 patent

US4693107ASep 15, 1987

Method of manufacturing wound bush bearing with notch-free flange and mold assembly for manufacturing the same

OILS INDUSTRY CO LTD7 citations66