Inventor · disambiguated record
Masayuki Kohama
Also filed as: KOHAMA MASAYUKI
6 granted patents·188 citations·filing 1978–1997
86Inventor score
Top patents by PatentIndex Score
6 records- 0191US4231673ABall joint and a method for manufacturing the ball jointOILES INDUSTRY CO LTD·Filed 1978·Granted Nov 4, 1980·61 cites·8 claims
- 0283US4638538AMethod of manufacturing wound bush bearing with notch-free flange and mold assembly for manufacturing the sameOILES INDUSTRY CO LTD·Filed 1984·Granted Jan 27, 1987·27 cites·7 claims
- 0378US5092017AAutomotive door hinge assembly, bush employed therein and method for installing bush in door hinge assemblyOHI SEISAKUSHO CO LTD·Filed 1990·Granted Mar 3, 1992·40 cites·20 claims
- 0469US6158559ABearing device of piston rodOILES INDUSTRY CO LTD·Filed 1997·Granted Dec 12, 2000·28 cites·18 claims
- 0566US4660401AApparatus for producing bearings in the form of press worked bushOILES INDUSTRY CO LTD·Filed 1986·Granted Apr 28, 1987·25 cites·7 claims
- 0635US4693107AMethod of manufacturing wound bush bearing with notch-free flange and mold assembly for manufacturing the sameOILS INDUSTRY CO LTD·Filed 1986·Granted Sep 15, 1987·7 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Masayuki Kohama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →