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For the Inventor, By the Inventor

Guignicourt, France

Hubert Defrancq

This inventor holds 15 USPTO granted patents and 2 published patent applications and 7 EPO patents, primarily in Agricultural Machinery. Top assignees: Deere & Company, Laforge LLC, Other. Active years: 1984-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hubert Defrancq. Retrieved from https://idiyas.com/inventor/hubert-defrancq

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 60.0

 

Average Co-Inventor Count = 1.3

ph-index = 6

Forward Citations = 103(Granted Patents)


Location History:

  • 51100 Reims, FR (1984)
  • 51140 Jonchery-sur-Vesle, FR (1992)
  • Guignicourt F-02190, FR (2009)
  • Guignicourt, FR (1998 - 2022)

Company Filing History:

goldMedal3 out of 8,997 
 
Deere & Company
 patents
silverMedal1 out of 1 
 
Laforge LLC
 patent
bronzeMedal10 out of 834,708 
Other
 patents
where one patent can have more than one assignee

Years Active: 1984-2026

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Areas of Expertise:
Hitch Device
Agricultural Vehicle
Front Lifting Device
Control Method
PTO Lube Control
Weighting Control
Mowing Heads
Cutting Angle Adjustment
Crawler Tractor
Implement Coupling
Lifting Equipment
Locking Pin
15 patents (USPTO):Explore Patents
1. 12740497 - Hitch device for agricultural vehicle (2026-09-22),
2. 11277954 - Hitch device for agricultural vehicle (2022-03-22),
3. 10986764 - Front lifting device for an agricultural machine and associated control method (2021-04-27),
4. 9913422 - Apparatus to reliably locate pull-type implement according to a localizing signal (2018-03-13),
5. 8926256 - Front lifting device for a tractor (2015-01-06),
6. 8408363 - PTO lube control system (2013-04-02),
7. 7971906 - Device facilitating control of the weighting of an agricultural tractor and for improving its productivity (2011-07-05),
8. 7513529 - Single-piece weight designed to be hitched to an agricultural tractor lifting device (2009-04-07),
9. 6758031 - Cutting angle adjustment for mowing heads (2004-07-06),
10. 6668528 - Mower arrangement having multiple mowing units and drive system therefor (2003-12-30),
11. 6641356 - Front lifting equipment for crawler tractor, and crawler tractor equipped therewith (2003-11-04),
12. 6062321 - Lifting device, particularly a front lift for an agricultural tractor or (2000-05-16),
13. 5810096 - Device for controlling a tractor-pushed agricultural implement (1998-09-22),
14. 5092409 - Coupling and lifting system for an implement, in particular an (1992-03-03),
15. 4443144 - Locking pin for a spindle or similar element, more especially for (1984-04-17),

Title: Hubert Defrancq - Pioneering Inventor from Guignicourt

Introduction: Hubert Defrancq is a renowned inventor hailing from Guignicourt, France, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: Hubert Defrancq holds several recent patents in the fields of renewable energy, sustainable agriculture, and advanced materials, showcasing his commitment to addressing pressing global challenges.

Career Highlights: Throughout his illustrious career, Hubert Defrancq has been recognized for his ability to transform bold ideas into practical solutions. His inventions have significantly impacted industries such as technology, healthcare, and environmental conservation.

Collaborations: Hubert Defrancq has collaborated with leading research institutions, universities, and companies worldwide to further develop and implement his inventions. His partnerships have led to the successful commercialization of several cutting-edge technologies.

Conclusion: Hubert Defrancq's passion for innovation and his dedication to creating a positive impact on society have solidified his reputation as a visionary inventor. His relentless pursuit of excellence continues to inspire the next generation 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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