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For the Inventor, By the Inventor

Westminster, CO, United States of America

Duane D Krohn

This inventor holds 14 USPTO granted patents. Top assignees: Graco Inc., Binks Manufacturing Company, Durotech Company. Active years: 1977-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Duane D Krohn. Retrieved from https://idiyas.com/inventor/duane-d-krohn

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

USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 11

Forward Citations = 430(Granted Patents)


Location History:

  • Arvada, CO (US) (1977)
  • Westminister, CO (US) (1982 - 1991)
  • Westminster, CO (US) (1977 - 2002)

Company Filing History:

goldMedal9 out of 191 
 
Graco Inc.
 patents
silverMedal3 out of 87 
 
Binks Manufacturing Company
 patents
bronzeMedal2 out of 7 
 
Durotech Company
 patents

Years Active: 1977-2002

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14 patents (USPTO):Explore Patents
1. 6390386 - Airless reversible spray tip (2002-05-21),
2. 6264115 - Airless reversible spray tip (2001-07-24),
3. 5441297 - Power unit cart (1995-08-15),
4. 5346370 - Portable pumping system with generator powered clutch assembly (1994-09-13),
5. 5292232 - Liquid pump pressure control system (1994-03-08),
6. 5076761 - Safety drive circuit for pump motor (1991-12-31),
7. 4722230 - Pressure gauge for high pressure flow through diaphragm pump (1988-02-02),
8. 4692048 - Pressure Roller Applicator (1987-09-08),
9. 4652024 - Telescoping handle and pressure liquid conduit (1987-03-24),
10. 4397610 - Reciprocable pump with variable speed drive (1983-08-09),
11. 4323741 - Mechanical deflection apparatus for sensing fluid pressure (1982-04-06),
12. 4081904 - Roving cutter (1978-04-04),
13. 4009971 - Electric motor-driven, double-acting pump having pressure-responsive (1977-03-01),
14. 4001935 - Roving cutter (1977-01-11),

Title: Inventor Duane D Krohn - Pioneering Innovations in Westminster, CO

Introduction: Duane D Krohn is a distinguished inventor based in Westminster, CO, known for his groundbreaking contributions to various fields.

Latest Patents: Duane D Krohn holds several patents in the areas of technology and engineering, showcasing his commitment to pushing the boundaries of innovation.

Career Highlights: With a career spanning several decades, Duane D Krohn has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing unique solutions.

Collaborations: Throughout his career, Duane D Krohn has collaborated with leading industry experts, researchers, and institutions to bring his innovative ideas to life, further solidifying his reputation as a trailblazer in the field of inventions.

Conclusion: Duane D Krohn's relentless passion for innovation and his remarkable contributions to the world of inventions make him a standout figure in the inventor community, inspiring future generations to think outside the box and pursue their creative ideas.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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