Inventor · disambiguated record
Clarence J. Zabcik
Also filed as: ZABCIK CLARENCE J · ZABCIK CLARENCE JOHN
4 granted patents·192 citations·filing 1975–1982
81Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0189US4518888ADownhole apparatus for absorbing vibratory energy to generate electrical powerNL INDUSTRIES INC·Filed 1982·Granted May 21, 1985·109 cites·22 claims
- 0270US4106779AAutomatic sequential dual action sealing systemNL HYCALOG·Filed 1975·Granted Aug 15, 1978·41 cites·5 claims
- 0369US4246765AShock absorbing subassemblyNL INDUSTRIES INC·Filed 1979·Granted Jan 27, 1981·31 cites·16 claims
- 0436US4031716AAutomatic sequential dual action sealing systemZABCIK CLARENCE JOHN·Filed 1975·Granted Jun 28, 1977·11 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →