Inventor · disambiguated record
Marvin E. Janda
Also filed as: JANDA MARVIN E
3 granted patents·14 citations·filing 1988–1993
64Inventor score
Files withCONOCO INC3
Top patents by PatentIndex Score
3 records- 0132US5321213ADownhole epicyclic motion orbital seismic sourceCONOCO INC·Filed 1993·Granted Jun 14, 1994·9 cites·6 claims
- 0227US5285023ADownhole hydraulic rotary seismic sourceCONOCO INC·Filed 1992·Granted Feb 8, 1994·3 cites·1 claims
- 0319US4958170AMultiple film width transport adaptorCONOCO INC·Filed 1988·Granted Sep 18, 1990·2 cites·2 claims
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