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For the Inventor, By the Inventor

Houston, TX, United States of America

George Leo Stegemeier

USPTO Granted Patents = 116 

 

Average Co-Inventor Count = 6.0

ph-index = 97

Forward Citations = 22,018(Granted Patents)

Forward Citations (Not Self Cited) = 19,662(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • all Houston, TX (US) (1994)
  • Houston, TX (US) (1986 - 2014)

Company Filing History:

goldMedal104 out of 7,645 
 
Shell Oil Comapny
 patents
silverMedal10 out of 5,445 
 
University of Texas System
 patents
bronzeMedal2 out of 832,718 
Other
 patents

Years Active: 1986-2014

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Areas of Expertise:
In Situ Recovery
Hydrocarbon Formation
Thermal Processing
Soil Remediation
Fluid Injectivity
Tar Sands
Oil Shale
Gas-Lift Well
Controlled Heating
Permeability Enhancement
Synthesis Gas Production
Chemical Injection
116 patents (USPTO):Explore Patents
1. 8789586 - In situ recovery from a hydrocarbon containing formation (2014-07-29),
2. 8485252 - In situ recovery from a hydrocarbon containing formation (2013-07-16),
3. 8225866 - In situ recovery from a hydrocarbon containing formation (2012-07-24),
4. 8191630 - Creating fluid injectivity in tar sands formations (2012-06-05),
5. 7860377 - Subsurface connection methods for subsurface heaters (2010-12-28),
6. 7798221 - In situ recovery from a hydrocarbon containing formation (2010-09-21),
7. 7730947 - Creating fluid injectivity in tar sands formations (2010-06-08),
8. 7717171 - Moving hydrocarbons through portions of tar sands formations with a fluid (2010-05-18),
9. 7644765 - Heating tar sands formations while controlling pressure (2010-01-12),
10. 7549470 - Solution mining and heating by oxidation for treating hydrocarbon containing formations (2009-06-23),
11. 7534926 - Soil remediation using heated vapors (2009-05-19),
12. 7322410 - Controllable production well packer (2008-01-29),
13. 7259688 - Wireless reservoir production control (2007-08-21),
14. 7225866 - In situ thermal processing of an oil shale formation using a pattern of heat sources (2007-06-05),
15. 7147059 - Use of downhole high pressure gas in a gas-lift well and associated methods (2006-12-12),

Title: Unveiling the Innovator: George Leo Stegemeier

Introduction: George Leo Stegemeier, a prolific inventor hailing from the vibrant city of Houston, TX, USA, has left an indelible mark in the field of patents with an impressive total of 116 to his name.

Latest Patents: Stegemeier's recent patents showcase his groundbreaking work in the realm of in situ recovery from hydrocarbon-containing formations. His innovative processes involve the application of thermal treatments to oil shale formations, effectively harnessing the pyrolysis of hydrocarbons to extract valuable resources.

Career Highlights: With a rich professional journey, Stegemeier's expertise has been honed through his tenure at esteemed institutions such as Shell Oil Company and the University of Texas System. His contributions have not only revolutionized the energy sector but have also paved the way for sustainable practices in hydrocarbon extraction.

Collaborations: Throughout his career, Stegemeier has fostered fruitful collaborations with industry stalwarts, including Harold J. Vinegar and Scott Lee Wellington. These partnerships have not only propelled innovation but have also exemplified the power of collective ingenuity in driving technological advancements.

Conclusion: George Leo Stegemeier's relentless pursuit of innovation and commitment to excellence have solidified his position as a trailblazer in the world of patents. His pioneering work continues to inspire generations of inventors, shaping the landscape of technological progress for years to come.

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