Inventor · disambiguated record
Frederick L. Zinck
Also filed as: ZINCK FREDERICK L
6 granted patents·181 citations·filing 1994–2024
84Inventor score
Files withZINCK FREDERICK L1
Top patents by PatentIndex Score
6 records- 0191US6789447B1Reversible ratchet head assemblyFiled 2000·Granted Sep 14, 2004·65 cites·14 claims
- 0286US6568298B1Reversible ratchet head assemblyFiled 1999·Granted May 27, 2003·58 cites·20 claims
- 0367US5562015AAutomatic ratchet reversal deviceFiled 1995·Granted Oct 8, 1996·29 cites·6 claims
- 0461US12233516B1Auto-reverse ratchet mechanism and method of making and using sameZINCK FREDERICK L·Filed 2024·Granted Feb 25, 2025·0 cites·19 claims
- 0552US6431846B1Reversible pneumatic motor assemblyFiled 1999·Granted Aug 13, 2002·17 cites·11 claims
- 0644US5423350AAir motor reversing throttleFiled 1994·Granted Jun 13, 1995·12 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →