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Lee E. Siems
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Houston, TX, US
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last 30 patents
Information
Patent Grant
Multiple transmission path seismic telemetering system
Patent number
5,058,080
Issue date
Oct 15, 1991
Western Atlas International, Inc.
Lee E. Siems
G01 - MEASURING TESTING
Information
Patent Grant
Optical telemetric transceiver
Patent number
4,654,660
Issue date
Mar 31, 1987
Litton Resources Systems, Inc.
Lee E. Siems
G01 - MEASURING TESTING
Information
Patent Grant
Seismic data telemetric system
Patent number
4,390,974
Issue date
Jun 28, 1983
Litton Resources Systems, Inc.
Lee Siems
G08 - SIGNALLING
Information
Patent Grant
Seismic data recording method and apparatus
Patent number
4,281,403
Issue date
Jul 28, 1981
Litton Resources Systems, Inc.
Lee E. Siems
G01 - MEASURING TESTING
Information
Patent Grant
Seismic telemetric system for land operations
Patent number
4,117,448
Issue date
Sep 26, 1978
Western Geophysical Company of America
Lee E. Siems
G01 - MEASURING TESTING
Information
Patent Grant
Decentralized seismic data processing system
Patent number
4,092,629
Issue date
May 30, 1978
Western Geophysical Co. of America
Lee E. Siems
G01 - MEASURING TESTING
Information
Patent Grant
Multichannel seismic telemeter system and array former
Patent number
4,072,923
Issue date
Feb 7, 1978
Western Geophysical Co. of America
Lee E. Siems
G01 - MEASURING TESTING
Information
Patent Grant
Multiplexer commutated high pass filter
Patent number
4,031,506
Issue date
Jun 21, 1977
Western Geophysical Company of America
Lee E. Siems
G08 - SIGNALLING
Information
Patent Grant
Seismic data telemetering system
Patent number
4,023,140
Issue date
May 10, 1977
Western Geophysical Company of America
Lee E. Siems
G01 - MEASURING TESTING
Information
Patent Grant
Multiplexer offset removal circuit
Patent number
4,005,273
Issue date
Jan 25, 1977
Western Geophysical Company of America
Lee E. Siems
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Seismic data telemetering system
Patent number
3,996,553
Issue date
Dec 7, 1976
Western Geophysical Company of America
Lee E. Siems
G01 - MEASURING TESTING