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For the Inventor, By the Inventor

Houston, TX, United States of America

Dyna-Drill Technologies, Inc.


USPTO Granted Patents = 3

Forward Citations = 64

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3 inventors (with patents filed for the assignee):

goldMedal Michael E Hooper (2 out of 14 patents)

silverMedal Majid S Delpassand (1 out of 3 patents)

bronzeMedal Dennis Sell Norton (1 out of 2 patents)


3 patents:

1. 7396220 - Progressing cavity stator including at least one cast longitudinal section (2008-07-08),
2. 7389832 - Hydrostatic mechanical seal with local pressurization of seal interface (2008-06-24),
3. 7083401 - Asymmetric contouring of elastomer liner on lobes in a Moineau style power section stator (2006-08-01),
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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#1,195 in Houston, TX

#4,692 in Texas

#72,066 in US

...
Houston, TX, United States of America

Dyna-Drill Technologies, Inc.

Forward Citations = 64

3 inventors:

goldMedal Michael E Hooper (2 out of 14 patents)

silverMedal Majid S Delpassand (1 out of 3 patents)

bronzeMedal Dennis Sell Norton (1 out of 2 patents)

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