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San Ramon, CA, United States of America

Marcus Oliver Wigand

USPTO Granted Patents = 16 (Patent Applications = 6)

CIPO Patents = 1

EPO Patents = 2 (Patent Applications = 2)

Average Co-Inventor Count = 2.8

ph-index = 10

Forward Citations = 313(Granted Patents)

Location History:

Los Alamos, NM (US) (2009 - 2012)
San Ramon, CA (US) (2014 - 2015)
Emeryville, CA (US) (2014 - 2015)
Missouri City, TX (US) (2016 - 2020)

Company Filing History:

15 out of 2,446

Chevron U.s.a. Inc.

Los Alamos National Security, LLC

UChicago Argonne, LLC

where one patent can have more than one assignee

Years Active: 2009-2025

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12497849 - Pressurized reservoir core sample transfer tool system (2025-12-16),

2. 10677706 - Processes and systems for characterizing and optimizing fracturing fluids (2020-06-09),

3. 10197489 - Processes and systems for characterizing and optimizing fracturing fluids (2019-02-05),

4. 9291690 - System and method for determining molecular structures in geological formations (2016-03-22),

5. 9181467 - Preparation and use of nano-catalysts for in-situ reaction with kerogen (2015-11-10),

6. 9133398 - In-situ kerogen conversion and recycling (2015-09-15),

7. 9033033 - Electrokinetic enhanced hydrocarbon recovery from oil shale (2015-05-19),

8. 8997869 - In-situ kerogen conversion and product upgrading (2015-04-07),

9. 8992771 - Isolating lubricating oils from subsurface shale formations (2015-03-31),

10. 8936089 - In-situ kerogen conversion and recovery (2015-01-20),

11. 8851177 - In-situ kerogen conversion and oxidant regeneration (2014-10-07),

12. 8839860 - In-situ Kerogen conversion and product isolation (2014-09-23),

13. 8701788 - Preconditioning a subsurface shale formation by removing extractible organics (2014-04-22),

14. 8104536 - Kerogen extraction from subterranean oil shale resources (2012-01-31),

15. 7789164 - Kerogen extraction from subterranean oil shale resources (2010-09-07),

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