Inventor · disambiguated record
Tatsuya Hongu
Also filed as: HONGU TATSUYA
4 granted patents·108 citations·filing 1980–1990
79Inventor score
Top patents by PatentIndex Score
4 records- 0177US4652495AResilient coat for tie of direct-connection type trackJAPAN NATIONAL RAILWAY·Filed 1986·Granted Mar 24, 1987·45 cites·23 claims
- 0269US4302552AMicrocellular polyurethane vibration isolatorNISSHIN SPINNING·Filed 1980·Granted Nov 24, 1981·25 cites·12 claims
- 0365US4689357AVibration isolatorNISSHIN SPINNING·Filed 1985·Granted Aug 25, 1987·25 cites·24 claims
- 0457US5053464APolyurethane containing metal phthalocyanine in the main chainHIROFUSA SHIRAI & NISSHINBO IN·Filed 1990·Granted Oct 1, 1991·13 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →