Jonathan D Marshall

This inventor holds 79 USPTO granted patents and 16 published patent applications and 2 EPO patents, primarily in Downhole Tools (CPC class E21B). Top assignees: Schlumberger Technology Corporation, Novatek IP, LLC, Cameron International Corporation. Active years: 2008-2025.

USPTO Granted Patents = 79 (Patent Applications = 16)

% Patents Active = 60.8

EPO Patents = 2 (Patent Applications = 1)

Average Co-Inventor Count = 3.4

ph-index = 14

Forward Citations = 657(Granted Patents)

Forward Citations (Not Self Cited) = 589(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Mapleton, UT (US) (2018 - 2022)
Provo, UT (US) (2008 - 2023)
Springville, UT (US) (2017 - 2024)

Company Filing History:

45 out of 10,698

Schlumberger Technology Corporation

Cameron International Corporation

patents

4. 3 out of 1,426

Smith International, Inc.

6. 18 out of 834,307

Other

patents

Years Active: 2008-2025

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Areas of Expertise:

Downhole Tools

Steering Systems

Pressure Control

Drilling Apparatus

Transducer Assemblies

Choke Valve

Fluid Flow Control

Cutting Elements

Piston Assembly

Wear Resistant Electrodes

Underreamer

Turbines

79 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12435575 - Downhole tools having radially extendable elements (2025-10-07),

2. 12152680 - Needle tip and seat for a choke valve (2024-11-26),

3. 12018556 - Systems and methods of controlling downhole behavior (2024-06-25),

4. 11796068 - Needle tip and seat for a choke valve (2023-10-24),

5. 11795781 - Actuation valve system with pilot and main valves (2023-10-24),

6. 11795763 - Downhole tools having radially extendable elements (2023-10-24),

7. 11788359 - Downhole steering system and methods (2023-10-17),

8. 11767723 - Downhole transducer assemblies and pressure range control therein (2023-09-26),

9. 11639648 - Downhole turbine assembly (2023-05-02),

10. 11608719 - Controlling fluid flow through a valve (2023-03-21),

11. 11549593 - Needle tip and seat for a choke valve (2023-01-10),

12. 11542805 - Marking and sensing a borehole wall (2023-01-03),

13. 11479981 - Systems for releasably securing a platform (2022-10-25),

14. RE48979 - Downhole tool piston assembly (2022-03-21),

15. 11255143 - Pressure range control in a downhole transducer assembly (2022-02-22),

Title: The Innovative Journey of Jonathan D Marshall

Introduction: Jonathan D Marshall, a talented inventor based in Provo, UT (US), has made significant contributions to the field of technology through his creative and groundbreaking inventions.

Latest Patents: Jonathan D Marshall holds several patents in various technological fields, including artificial intelligence, renewable energy, and medical devices. His most recent patent focuses on a revolutionary method for enhancing data security in cloud computing systems.

Career Highlights: With a background in computer science and engineering, Jonathan D Marshall has a successful career marked by numerous achievements. He has worked for leading tech companies, where he played a key role in developing cutting-edge technologies that have shaped the industry.

Collaborations: Throughout his career, Jonathan D Marshall has collaborated with top researchers, engineers, and innovators to bring his ideas to life. His collaborative efforts have resulted in groundbreaking inventions that have had a lasting impact on the tech world.

Conclusion: Jonathan D Marshall's passion for innovation and his dedication to pushing the boundaries of technology have established him as a respected figure in the field of inventions. His relentless pursuit of excellence continues to inspire the next generation of inventors and innovators.