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Friendswood, TX, United States of America

Albert H Wignall

USPTO Granted Patents = 5

Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 156(Granted Patents)

Company Filing History:

5 out of 10,180

Schlumberger Technology Corporation

Years Active: 1989-1999

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5970787 - Downhole gravity tool (1999-10-26),

2. 5043952 - Monopole transmitter for a sonic well tool (1991-08-27),

3. 5036945 - Sonic well tool transmitter receiver array including an attenuation and (1991-08-06),

4. 4872526 - Sonic well logging tool longitudinal wave attenuator (1989-10-10),

5. 4862991 - Sonic well logging tool transmitter (1989-09-05),

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