Inventor · disambiguated record
L. C. Derek Chamberlain
Also filed as: CHAMBERLAIN L C DEREK
11 granted patents·372 citations·filing 1994–1998
93Inventor score
Files withSCHLAGE LOCK CO11
Top patents by PatentIndex Score
11 records- 0192USD411732SEscutcheon for a cylindrical lockSCHLAGE LOCK CO·Filed 1998·Granted Jun 29, 1999·54 cites·1 claims
- 0290US6038896ALockset with motorized system for locking and unlockingSCHLAGE LOCK CO·Filed 1997·Granted Mar 21, 2000·74 cites·20 claims
- 0389US5782118ALockset with motorized system for locking and unlockingSCHLAGE LOCK CO·Filed 1996·Granted Jul 21, 1998·69 cites·19 claims
- 0471US5791178AElectrical transmission path for electrical and electro-mechanical locksSCHLAGE LOCK CO·Filed 1995·Granted Aug 11, 1998·30 cites·9 claims
- 0566US5794991AInterlocking dead bolt with projecting pinsSCHLAGE LOCK CO·Filed 1996·Granted Aug 18, 1998·26 cites·20 claims
- 0664US5683127ADeadbolt latch assemblySCHLAGE LOCK CO·Filed 1996·Granted Nov 4, 1997·33 cites·9 claims
- 0761US5476295ADoor handle mounting assemblySCHLAGE LOCK CO·Filed 1994·Granted Dec 19, 1995·21 cites·8 claims
- 0855US5492380ADoor latch operating assemblySCHLAGE LOCK CO·Filed 1994·Granted Feb 20, 1996·24 cites·7 claims
- 0952US5676407ADead bolt actuating assemblySCHLAGE LOCK CO·Filed 1996·Granted Oct 14, 1997·22 cites·6 claims
- 1044US5695227ALock platformSCHLAGE LOCK CO·Filed 1996·Granted Dec 9, 1997·17 cites·6 claims
- 1129US6042417APower feed adapterSCHLAGE LOCK CO·Filed 1998·Granted Mar 28, 2000·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →