Inventor · disambiguated record
Elbert M. Spencer
Also filed as: SPENCER ELBERT · SPENCER ELBERT M
7 granted patents·87 citations·filing 1973–1996
86Inventor score
Top patents by PatentIndex Score
7 records- 0163US4427852AAnti-static switch lock and method for assembly thereofEASTERN CO·Filed 1982·Granted Jan 24, 1984·12 cites·9 claims
- 0262USD393305SCombination operated trigger lock for firearmsTHE EASTERN CO·Filed 1996·Granted Apr 7, 1998·12 cites·1 claims
- 0362US3966247AKeyless padlockMADGE CANTER ASSOCIATES INC·Filed 1973·Granted Jun 29, 1976·16 cites·3 claims
- 0455US4405843AAnti-static switch lockEASTERN CO·Filed 1981·Granted Sep 20, 1983·9 cites·5 claims
- 0554US5485735AKey operated rotary plug and cylinder lockEASTERN CO·Filed 1993·Granted Jan 23, 1996·16 cites·49 claims
- 0645US5531084AKey for rotary plug and cylinder lock, and method of forming the keyEASTERN CO·Filed 1995·Granted Jul 2, 1996·18 cites·36 claims
- 0734US4566167AMethod for assembly of anti-static switch lockEASTERN CO·Filed 1983·Granted Jan 28, 1986·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →