David John Thompson

This inventor holds 65 USPTO granted patents and 10 published patent applications and 16 EPO patents, primarily in Portable Spraying Technology (CPC class F04B). Top assignees: Graco Minnesota Inc., Graco Inc., Black & Decker Inc.. Active years: 1994-2026.

USPTO Granted Patents = 65 (Patent Applications = 10)

% Patents Active = 96.9

EPO Patents = 16 (Patent Applications = 15)

Average Co-Inventor Count = 3.9

ph-index = 14

Forward Citations = 724(Granted Patents)

Forward Citations (Not Self Cited) = 527(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Anoka, MN (US) (1994)
Houston, TX (US) (1995)
Greenacres, WA (US) (2019)
Oak Grove, MN (US) (2001 - 2024)

Company Filing History:

5. 2 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1994-2026

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Areas of Expertise:

Portable Airless Sprayer

Unmanned Aerial Vehicle

Fluid Sprayer

Displacement Pump

Modular Spray Roller

Pump Mounting

Battery Pack Enclosure

Automated Painting Systems

Pump Rod Configuration

Spray Tip Manufacturing

Side-Load Reduction

Fluid Pump Features

65 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12609403 - Power tool with battery pack enclosure (2026-04-21),

2. 12605727 - Portable airless sprayer (2026-04-21),

3. 12564852 - Unmanned aerial vehicle for painting structures (2026-03-03),

4. 12421960 - Pump mounting and driving (2025-09-23),

5. 12343753 - Battery powered fluid sprayer (2025-07-01),

6. 12285773 - Unmanned aerial vehicle for painting structures (2025-04-29),

7. 12196200 - Pump rod and driving link with side-load reducing configuration (2025-01-14),

8. 12145169 - Portable airless sprayer (2024-11-19),

9. 12116997 - Piston rod rotation features in a spray fluid pump (2024-10-15),

10. 11927184 - Displacement pump mounting and retention (2024-03-12),

11. 11927183 - Displacement pump mounting and retention (2024-03-12),

12. 11894572 - Power tool with battery pack enclosure (2024-02-06),

13. 11891991 - Displacement pump mounting and retention (2024-02-06),

14. 11878321 - Battery powered fluid sprayer (2024-01-23),

15. 11873810 - Displacement pump mounting and retention (2024-01-16),

Title: Innovator Spotlight: David John Thompson

Introduction:

David John Thompson, a prolific inventor hailing from Oak Grove, MN, has made significant contributions to the field of engineering with an impressive portfolio of 54 patents. His innovative mindset and dedication to his craft have cemented his legacy as a pioneer in the industry.

Latest Patents:

Among his latest patents is the "Displacement Pump Mounting and Retention" system, revolutionizing fluid spraying systems. This invention showcases Thompson's ingenuity in designing a more efficient and secure method for mounting displacement pumps to drive housing, ensuring optimal performance in various applications.

Career Highlights:

Throughout his career, Thompson has been associated with reputable companies such as Graco Minnesota Inc. and Graco Inc., where he has been instrumental in developing cutting-edge technologies. His keen eye for detail and passion for innovation have led to the successful implementation of numerous groundbreaking ideas in the industry.

Collaborations:

In his professional journey, Thompson has collaborated with esteemed colleagues such as William M. Blenkush and Diane Leigh Olson. Together, they have worked tirelessly to bring forth novel solutions to complex engineering challenges, further solidifying Thompson's reputation as a collaborative and forward-thinking inventor.

Conclusion:

David John Thompson's remarkable achievements as an inventor reflect his unwavering commitment to pushing the boundaries of technological advancement. His inventive spirit, coupled with his impressive body of work, continues to inspire aspiring innovators and engineers worldwide. Thompson's contributions to the field serve as a testament to the power of innovation in shaping a better future for generations to come.