Inventor · disambiguated record
Donald G. Zook
Also filed as: ZOOK DONALD G
5 granted patents·23 citations·filing 1974–1978
76Inventor score
Files withCATERPILLAR TRACTOR CO5
Top patents by PatentIndex Score
5 records- 0141US3939880AMethod of vacuum pressure fill of viscous dampersCATERPILLAR TRACTOR CO·Filed 1974·Granted Feb 24, 1976·7 cites·2 claims
- 0239US3987990AAir cushion workpiece carrierCATERPILLAR TRACTOR CO·Filed 1975·Granted Oct 26, 1976·7 cites·10 claims
- 0336US4177027ACore portion for a tube tireCATERPILLAR TRACTOR CO·Filed 1978·Granted Dec 4, 1979·4 cites·7 claims
- 0433US3998918AMethod of making a portion of an hollow, annular, sand-coreCATERPILLAR TRACTOR CO·Filed 1976·Granted Dec 21, 1976·3 cites·2 claims
- 0529US4019242AVacuum pressure fill of viscous dampersCATERPILLAR TRACTOR CO·Filed 1975·Granted Apr 26, 1977·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →