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Lafavette, LA, United States of America

Douglas W Crawford

USPTO Granted Patents = 3

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 37(Granted Patents)

Location History:

Crowley, LA (US) (1988)
Lafavette, LA (US) (1991)
Cushing, TX (US) (1998)

Company Filing History:

3 out of 832,891

Other

patents

Years Active: 1988-1998

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5740860 - Side pocket mandrel for a measuring instrument (1998-04-21),

2. 5058670 - Oriented valve and latch for side pocket mandrel (1991-10-22),

3. 4765403 - Apparatus for placing and removing well flow control devices (1988-08-23),

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