Inventor · disambiguated record
Edward L. Hagen
Also filed as: HAGEN EDWARD L
4 granted patents·50 citations·filing 1973–1979
74Inventor score
Files withUNIROYAL INC4
Top patents by PatentIndex Score
4 records- 0178US4195148APolyurethane spray composition containing lactone viscosity modifierUNIROYAL INC·Filed 1978·Granted Mar 25, 1980·29 cites·29 claims
- 0266US4234445APolyurethane spray composition containing lactone viscosity modifierUNIROYAL INC·Filed 1979·Granted Nov 18, 1980·16 cites·4 claims
- 0342US3991036APreparation of polyurethane using 1,2,3,4,4a,5,7,7a-Octahydrothieno[3,4-b]pyUNIROYAL INC·Filed 1975·Granted Nov 9, 1976·5 cites·11 claims
- 0429US3940396A1,2,3,4,4A,5,7,7A-Octahydrothieno[3,4-b]pyrazines 6,6-dioxidesUNIROYAL INC·Filed 1973·Granted Feb 24, 1976·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →