Inventor · disambiguated record
Keith D. Zirtzlaff
Also filed as: ZIRTZLAFF KEITH D
5 granted patents·140 citations·filing 1998–2003
83Inventor score
Files withSTRATTEC SECURITY CORP5
Top patents by PatentIndex Score
5 records- 0192US6523382B1Free wheeling lock assemblySTRATTEC SECURITY CORP·Filed 2001·Granted Feb 25, 2003·62 cites·36 claims
- 0276US6058751AFree-wheeling lockSTRATTEC SECURITY CORP·Filed 1998·Granted May 9, 2000·38 cites·6 claims
- 0373US7047778B2Vehicular lock apparatus and methodSTRATTEC SECURITY CORP·Filed 2003·Granted May 23, 2006·18 cites·8 claims
- 0460US6109081AKey and cylinder lock systemSTRATTEC SECURITY CORP·Filed 1999·Granted Aug 29, 2000·17 cites·20 claims
- 0532US6101855AKey and cylinder lock systemSTRATTEC SECURITY CORP·Filed 1998·Granted Aug 15, 2000·5 cites·10 claims
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