Assignee
TIGRE TIERRA
6 granted patents·131 citations·filing 1974–1984
Top patents by PatentIndex Score
6 records- 0175US3933209ADrilling apparatus and technique using down-hole motorTIGRE TIERRA·Filed 1974·Granted Jan 20, 1976·35 cites·10 claims
- 0270US4002213ADown-the-hole motor for rotary drill rod and process for drilling using the sameTIGRE TIERRA·Filed 1975·Granted Jan 11, 1977·31 cites·19 claims
- 0361US3957401AFluid pump assemblyTIGRE TIERRA·Filed 1974·Granted May 18, 1976·16 cites·10 claims
- 0455US3990524ADown-the-hole motor for rotary drill rod and process for drilling using the sameTIGRE TIERRA·Filed 1975·Granted Nov 9, 1976·19 cites·18 claims
- 0550US4357992AFluid pressurization apparatus and techniqueTIGRE TIERRA·Filed 1981·Granted Nov 9, 1982·18 cites·36 claims
- 0642US4544040AApparatus for driving an elongated piece into and/or out of the groundTIGRE TIERRA·Filed 1984·Granted Oct 1, 1985·12 cites·30 claims
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