Inventor · disambiguated record
John H. Haglund
Also filed as: GRANDI ROBERT G · HAGLUND JOHN H · HAGLUND JOHN HELGE
4 granted patents·126 citations·filing 1976–1983
76Inventor score
Top patents by PatentIndex Score
4 records- 0192US4207457APorcupine wire coil electric resistance fluid heaterKANTHAL CORP·Filed 1978·Granted Jun 10, 1980·113 cites·6 claims
- 0243US4111254AMetal casting methodKANTHAL CORP·Filed 1976·Granted Sep 5, 1978·4 cites·5 claims
- 0340US4236139ACoil assemblyKANTHAL CORP·Filed 1979·Granted Nov 25, 1980·8 cites·3 claims
- 0424US4604754ASuspension device for resistor elements in furnacesBULTEN KANTHAL AB·Filed 1983·Granted Aug 5, 1986·1 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →