Inventor · disambiguated record
Mutsuo Hasegawa
Also filed as: HASEGAWA MUTSUO
6 granted patents·106 citations·filing 1976–1978
84Inventor score
Files withYOSHIDA KOGYO KK6
Top patents by PatentIndex Score
6 records- 0186US4225398AMethod of improving the corrosion resistance of an anodically oxidized surface film on aluminum articlesYOSHIDA KOGYO KK·Filed 1978·Granted Sep 30, 1980·41 cites·8 claims
- 0286US4115607AProcess of coating aluminum materials molded by extrusion with polysiloxane coatingYOSHIDA KOGYO KK·Filed 1977·Granted Sep 19, 1978·25 cites·11 claims
- 0373US4042468AProcess for electrolytically coloring aluminum and aluminum alloysYOSHIDA KOGYO KK·Filed 1976·Granted Aug 16, 1977·16 cites·6 claims
- 0468US4070255AProcess for electrolytically coloring aluminum and aluminum alloysYOSHIDA KOGYO KK·Filed 1976·Granted Jan 24, 1978·14 cites·7 claims
- 0546US4042469AProcess for electrolytically coloring aluminum and aluminum alloys in goldYOSHIDA KOGYO KK·Filed 1976·Granted Aug 16, 1977·6 cites·5 claims
- 0638US4042471AProcess for electrolytically coloring aluminum and aluminum alloysYOSHIDA KOGYO KK·Filed 1976·Granted Aug 16, 1977·4 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Mutsuo Hasegawa 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 →