Inventor · disambiguated record
Ralph H. Hansen
Also filed as: HANSEN RALPH H
5 granted patents·64 citations·filing 1982–1986
80Inventor score
Files withCANUSA COATING SYST5
Top patents by PatentIndex Score
5 records- 0177US4465571AThiodipropionoyl bis(halo 5-norbornene 2,3-dicarboxylic acid hydrazide) additives for polymersCANUSA COATING SYST·Filed 1982·Granted Aug 14, 1984·24 cites·18 claims
- 0272US4464240AThiodipropionoyl bis (halo benzhydrazide) additives for polymersCANUSA COATING SYST·Filed 1982·Granted Aug 7, 1984·26 cites·19 claims
- 0362US4520146AChemical compounds and useCANUSA COATING SYST·Filed 1983·Granted May 28, 1985·5 cites·12 claims
- 0449US4687797AHalo phthalimides of phenolic-substituted hydrazidesCANUSA COATING SYST·Filed 1986·Granted Aug 18, 1987·3 cites·6 claims
- 0544US4514533AHindered phenolic norbornane-2,3-dicarboximides and stabilized compositionsCANUSA COATING SYST·Filed 1983·Granted Apr 30, 1985·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →