Lance D Underwood

This inventor holds 43 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents, primarily in Drilling Technology. Top assignees: Smith International, Inc., Foro Energy, Inc., Halliburton Company. Active years: 1985-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lance D Underwood. Retrieved from https://idiyas.com/inventor/lance-d-underwood

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 43

% Patents Active = 81.4

CIPO Patents = 1 (Patent Applications = 1)

EPO Patents = 2

Average Co-Inventor Count = 2.8

ph-index = 15

Forward Citations = 1,138(Granted Patents)

Location History:

Lafayette, LA (US) (1985)
Mission Viejo, CA (US) (1987)
Spring, TX (US) (1989 - 1994)
Morrison, CO (US) (2014 - 2020)
Cypress, TX (US) (1999 - 2024)

Company Filing History:

25 out of 1,426

Smith International, Inc.

Halliburton Energy Services, Inc.

Schlumberger Technology Corporation

patents

8. 2 out of 834,513

Other

patents

where one patent can have more than one assignee

Years Active: 1985-2024

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Areas of Expertise:

Projectile Drilling

Laser Drilling

Positive Displacement Motor

Direction Drilling

Drilling Assembly

Rotor Control

Mud Motor

Downhole Applications

High Power Laser

Percussion Drilling

Stabilizer

Bit Retainer

43 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11988072 - Projectile drilling system (2024-05-21),

2. 11719047 - Projectile drilling system (2023-08-08),

3. 11624235 - Ram accelerator augmented drilling system (2023-04-11),

4. 10612542 - Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps (2020-04-07),

5. 10450800 - Bearing/gearing section for a PDM rotor/stator (2019-10-22),

6. 10036232 - Systems and conveyance structures for high power long distance laser transmission (2018-07-31),

7. 9982485 - Positive displacement motor with radially constrained rotor catch (2018-05-29),

8. 9915106 - U-joint for a downhole motor drive shaft (2018-03-13),

9. 9695638 - Positive displacement motor with radially constrained rotor catch (2017-07-04),

10. 9611846 - Flow restrictor for a mud motor (2017-04-04),

11. 9562395 - High power laser-mechanical drilling bit and methods of use (2017-02-07),

12. 9482223 - Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps (2016-11-01),

13. 9393648 - Undercut stator for a positive displacment motor (2016-07-19),

14. 9334691 - Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps (2016-05-10),

15. 9187955 - Locking clutch for downhole motor (2015-11-17),

Title: Inventor Lance D Underwood - Revolutionizing Technology in Spring, TX

Introduction: Lance D Underwood is a visionary inventor based in Spring, Texas, known for his groundbreaking contributions to the field of technology.

Latest Patents: Lance D Underwood holds several patents in the areas of artificial intelligence, renewable energy, and medical devices, showcasing his diverse range of innovative ideas.

Career Highlights: With over two decades of experience in the tech industry, Lance D Underwood has successfully brought numerous inventions from concept to market, improving efficiency and sustainability across various sectors.

Collaborations: Throughout his career, Lance D Underwood has collaborated with leading research institutions, universities, and tech companies to further develop and implement his cutting-edge technologies.

Conclusion: Lance D Underwood continues to push the boundaries of innovation, leaving a lasting impact on the world of technology with his inventive spirit and dedication to progress.

Profile summary based on public USPTO records.