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For the Inventor, By the Inventor

Fairfield, OH, United States of America

Richard L Fahl

This inventor holds 22 USPTO granted patents and 1 published patent application, primarily in Fluid Couplings. Top assignees: Dover Corporation, Delaware Capital Formation, Inc., Dixon Valve & Coupling Company, LLC. Active years: 1980-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard L Fahl. Retrieved from https://idiyas.com/inventor/richard-l-fahl

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

Calculating rank
USPTO Granted Patents = 22 

% Patents Active = 90.9

Average Co-Inventor Count = 1.3

ph-index = 10

Forward Citations = 347(Granted Patents)


Location History:

  • Cincinnati, OH (US) (1980 - 1986)
  • Fairfield, OH (US) (1987 - 2011)

Company Filing History:

goldMedal15 out of 160 
 
Dover Corporation
 patents
silverMedal2 out of 659 
 
Delaware Capital Formation, Inc.
 patents
bronzeMedal2 out of 19 
 
Dixon Valve & Coupling Company, LLC
 patents
4. 1 out of 1 
 
Exxon.valve and Coupling Company
 patent
5. 1 out of 6 
 
Fujitec America Inc.
 patents
6. 1 out of 834,601 
Other
 patents

Years Active: 1980-2011

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Areas of Expertise:
Poppet Valve Assembly
Fluid Coupling
Quick Connect-Disconnect
Safety Coupler
Valve Construction
Tank Car Venting
Elevator Door Mechanism
Overfill Protection
Locking Mechanism
Coupling Apparatus
Cargo Tank Vent
Fluid Conduits
22 patents (USPTO):Explore Patents
1. 7896027 - Poppet valve assembly with in-line sight glass (2011-03-01),
2. 6824423 - Socket assembly having removable socket for use in overfill protection systems on bottom loading fuel tank trucks (2004-11-30),
3. 6679291 - Poppet valve assembly (2004-01-20),
4. 6508332 - Elevator car door locking and unlocking mechanism (2003-01-21),
5. 6264249 - Fluid coupling with locked sleeve (2001-07-24),
6. 6068044 - Fluid coupling with locked sleeve (2000-05-30),
7. 6015168 - Pivotal lock for coupling cam arms (2000-01-18),
8. 5791694 - Lock for coupling cam arms (1998-08-11),
9. 5671777 - Couplings for joining fluid conduits (1997-09-30),
10. 5535984 - Safety coupler locking means (1996-07-16),
11. 5404903 - Smart vent valve for cargo tanks employed in transporting hazardous (1995-04-11),
12. 5381997 - Tank car venting system (1995-01-17),
13. 5127428 - Poppet valve assembly and method of making same (1992-07-07),
14. 5005876 - Quick connect-disconnect couplings (1991-04-09),
15. 5005602 - Poppet valve assembly (1991-04-09),

Title: The Inventor Profile of Richard L Fahl

Introduction:

Richard L Fahl, a distinguished inventor hailing from Fairfield, Ohio, has made significant contributions to the field of innovation with his groundbreaking ideas and inventions.

Latest Patents:

Richard L Fahl's latest patents showcase his ingenuity and forward-thinking approach to problem-solving. His recent inventions have been recognized for their creativity and practicality in various industries.

Career Highlights:

Throughout his illustrious career, Richard L Fahl has demonstrated a keen ability to transform innovative ideas into tangible inventions. His passion for creating solutions to complex challenges has led to the development of several successful patented technologies.

Collaborations:

Richard L Fahl has collaborated with leading experts in the industry to bring his inventions to life. His partnerships with top professionals have enabled him to leverage their expertise and resources, resulting in the successful implementation of his innovative concepts.

Conclusion:

In conclusion, Richard L Fahl's remarkable journey as an inventor exemplifies his dedication to pushing the boundaries of innovation. His inventive spirit and commitment to excellence continue to inspire future generations of inventors and innovators.

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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