Assignee
HUDSON LOCK INC
12 granted patents·285 citations·filing 1973–1985
Top patents by PatentIndex Score
12 records- 0194US4009599APlunger lockHUDSON LOCK INC·Filed 1973·Granted Mar 1, 1977·80 cites·14 claims
- 0291US3978764AAutomatic key duplicating apparatusHUDSON LOCK INC·Filed 1974·Granted Sep 7, 1976·59 cites·6 claims
- 0372US4272975ACylinder lock with key removable coreHUDSON LOCK INC·Filed 1979·Granted Jun 16, 1981·23 cites·10 claims
- 0459US3973421AKey controlled security apparatusHUDSON LOCK INC·Filed 1975·Granted Aug 10, 1976·13 cites·17 claims
- 0556US4578968AFlush mount lock assemblyHUDSON LOCK INC·Filed 1984·Granted Apr 1, 1986·24 cites·21 claims
- 0656US4191037ACylinder lock with key responsive removable coreHUDSON LOCK INC·Filed 1978·Granted Mar 4, 1980·16 cites·19 claims
- 0754US4647734ABinary switch lockHUDSON LOCK INC·Filed 1985·Granted Mar 3, 1987·11 cites·21 claims
- 0852US4416129ACylinder lock with key removable plugHUDSON LOCK INC·Filed 1981·Granted Nov 22, 1983·23 cites·11 claims
- 0951US4057987AKey controlled security apparatusHUDSON LOCK INC·Filed 1975·Granted Nov 15, 1977·11 cites·9 claims
- 1049US4641506ASliding bolt locking deviceHUDSON LOCK INC·Filed 1985·Granted Feb 10, 1987·16 cites·11 claims
- 1132US3970214AMethod and apparatus for handling coiled springsHUDSON LOCK INC·Filed 1975·Granted Jul 20, 1976·8 cites·17 claims
- 1224US4295016AGarage door lockHUDSON LOCK INC·Filed 1979·Granted Oct 13, 1981·1 cites·9 claims
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