Inventor · disambiguated record
Dagfinn O. Amdal
Also filed as: AMDAL DAGFINN O
3 granted patents·178 citations·filing 1976–1978
76Inventor score
Files withKEYSTONE CONSOLIDATED IND INC3
Top patents by PatentIndex Score
3 records- 0191US4148454ABracket assemblyKEYSTONE CONSOLIDATED IND INC·Filed 1978·Granted Apr 10, 1979·131 cites·8 claims
- 0270US4109950ADoor opener and latchKEYSTONE CONSOLIDATED IND INC·Filed 1977·Granted Aug 29, 1978·27 cites·6 claims
- 0365US4087883ADoor supportKEYSTONE CONSOLIDATED IND INC·Filed 1976·Granted May 9, 1978·20 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →