Zimmer; Mark D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zimmer; Mark D..The latest application filed is for "telemetry network for downhole multistation seismic recording tools".
- Zimmer; Mark D. - Katy TX
| Patent | Date |
|---|---|
| Telemetry network for downhole multistation seismic recording tools Grant 5,157,392 - Zimmer October 20, 1 | 1992-10-20 |
| Programmable gain control for rotating transducer ultrasonic tools Grant 4,999,817 - Zimmer March 12, 1 | 1991-03-12 |
| Simultaneous digitizing apparatus for an acoustic tool Grant 4,684,947 - Zimmer August 4, 1 | 1987-08-04 |
| Automatic gain control of digitized full trace acoustic signal in a borehole Grant 4,658,383 - Zimmer April 14, 1 | 1987-04-14 |
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