Assignee
KAJAN SPECIALTY COMPANY INC
4 granted patents·79 citations·filing 1975–1977
Top patents by PatentIndex Score
4 records- 0177US4111271AHydraulic jarring deviceKAJAN SPECIALTY COMPANY INC·Filed 1977·Granted Sep 5, 1978·28 cites·29 claims
- 0264US4018284AApparatus and method for gravel packing a wellKAJAN SPECIALTY COMPANY INC·Filed 1975·Granted Apr 19, 1977·26 cites·40 claims
- 0346US4098338AJarring method and apparatus for well bore drillingKAJAN SPECIALTY COMPANY INC·Filed 1976·Granted Jul 4, 1978·13 cites·30 claims
- 0443US4027732ATool for washing perforations in cased well boreKAJAN SPECIALTY COMPANY INC·Filed 1975·Granted Jun 7, 1977·12 cites·29 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →