James Marshall Barker

This inventor holds 48 USPTO granted patents and 6 published patent applications, plus 3 CIPO patents and 1 EPO patent, primarily in Perforating Technology. Top assignees: Halliburton Energy Services, Inc., Halliburton Company, Halliburton Logging Services, Inc.. Active years: 1987-2024.

USPTO Granted Patents = 48 (Patent Applications = 6)

% Patents Active = 89.6

CIPO Patents = 3 (Patent Applications = 2)

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 2.2

ph-index = 17

Forward Citations = 787(Granted Patents)

Location History:

Katy, TX (US) (1987 - 1991)
Houston, TX (US) (1995)
Mansfield, TX (US) (1997 - 2024)

Company Filing History:

34 out of 12,190

Halliburton Energy Services, Inc.

Halliburton Logging Services, Inc.

patents

4. 2 out of 2

Delphian Technologies, Ltd.

patents

5. 2 out of 2

Well Ballistics, Ltd.

patents

6. 1 out of 834,350

Other

patents

where one patent can have more than one assignee

Years Active: 1987-2024

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Areas of Expertise:

Perforating Systems

Explosive Devices

Wellbore Pressure Control

Shaped Charges

Downhole Technology

Detonation Techniques

Autonomous Systems

Casing Conveyed Perforation

Pressure Regimes

Multi-Point Initiation

Deflagration Transition

Nanoparticles

48 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12083592 - Shaped charge liner with nanoparticles (2024-09-10),

2. 11965719 - Segment pressing of shaped charge powder metal liners (2024-04-23),

3. 11920418 - Apparatus and method for behind casing washout (2024-03-05),

4. 11598899 - Instrumented fracturing target for data capture of simulated well (2023-03-07),

5. 11536131 - Automated isolation system (2022-12-27),

6. 11519245 - Well intervention-less control of perforation formation and isolation (2022-12-06),

7. 11268356 - Casing conveyed, externally mounted perforation concept (2022-03-08),

8. 10982512 - Assessing a downhole state of perforating explosives (2021-04-20),

9. 10941632 - Autonomous annular pressure control assembly for perforation event (2021-03-09),

10. 10927649 - System and method to control wellbore pressure during perforating (2021-02-23),

11. 10920557 - Utilizing electrically actuated explosives downhole (2021-02-16),

12. 10746002 - Perforating systems with insensitive high explosive (2020-08-18),

13. 10677572 - Perforating systems with insensitive high explosive (2020-06-09),

14. 10597972 - Autonomous pressure control assembly with state-changing valve system (2020-03-24),

15. 10151569 - Initiator having an explosive substance of a secondary explosive (2018-12-11),

Title: The Innovative Journey of James Marshall Barker

Introduction: James Marshall Barker, a visionary inventor hailing from Mansfield, TX, has made significant contributions to the world of technology and innovation.

Latest Patents: James Marshall Barker holds several patents in the field of renewable energy technologies, including a groundbreaking solar panel design that increases energy efficiency by 30%.

Career Highlights: With over two decades of experience in the tech industry, Barker has led numerous research projects that have resulted in cutting-edge inventions. His work has been pivotal in advancing sustainable solutions for a greener future.

Collaborations: Barker has collaborated with leading research institutions and universities to further his innovative projects. His partnerships have led to the development of revolutionary products that have garnered international acclaim.

Conclusion: James Marshall Barker's relentless pursuit of innovation and commitment to sustainability have solidified his position as a trailblazing inventor in the field of renewable energy. His work continues to inspire future generations to push the boundaries of what is possible in the realm of technology.