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For the Inventor, By the Inventor

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Railtech International

Calculating rank
USPTO Granted Patents = 8

% Expired Patents = 12.5



Trademarks = 2

Forward Citations = 9

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4 inventors (with patents filed for the assignee):

goldMedal Lionel Winiar (4 out of 4 patents)

silverMedal Jean-Jacques Thuru (4 out of 4 patents)

bronzeMedal Frédéric Delcroix (2 out of 2 patents)

4.  Pierre Bordery (1 out of 2 patents)

5.  Francis Viseur (1 out of 1 patent)

6.  Yves Pelletier (1 out of 1 patent)

7.  Patrick T Bommart (1 out of 11 patents)

8.  Jean-Jacques (decede) Thuru (0 patent)

9.  Joël Cailliau (0 patent)

10.  David Desmyter (0 patent)


8 patents:

1. 10589376 - Base part of a mold for welding metal rails (2020-03-17),
2. 9163360 - Method and device for the aluminothermic welding of rails (2015-10-20),
3. 8656984 - Mold for direct-cast aluminothermic welding (2014-02-25),
4. 8324536 - Device for igniting an alumino-thermal composition, crucible containing same and related methods (2012-12-04),
5. 7717286 - Crucible cover for aluminothermic reaction (2010-05-18),
6. 7641168 - Mould for aluminothermic welding of railway rails, at least one of which is worn (2010-01-05),
7. 6536104 - METHOD OF FABRICATING AND A METHOD OF RENOVATING AN ELECTRICAL POWER SUPPLY RAIL, A CARRIAGE FOR CARRYING OUT THE METHODS, A RAIL MOUNTING BODY AND A RAIL WEAR PLATE FOR USE IN THE FABRICATION METHOD, AND AN ELECTRICAL POWER SUPPLY RAIL OBTAINED BY THE METHOD (2003-03-25),
8. 6152349 - Welding mold and preheating device intended to cooperate with the (2000-11-28),
Company Overview
Railtech International is a leading provider of railway equipment and maintenance services. With over 20 years of experience in the industry, we offer a wide range of products and solutions for rail infrastructure maintenance and repair. Our team of experts are dedicated to providing high-quality and innovative solutions to meet the needs of our clients. Whether it's track maintenance equipment, rail welding technology, or training services, Railtech International has the expertise to deliver top-notch solutions for railway projects of any size.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

8 Patents

#113 in

#2,029 in France

FR
FR

Railtech International

Forward Citations = 9

4 inventors:

goldMedal Lionel Winiar (4 out of 4 patents)

silverMedal Jean-Jacques Thuru (4 out of 4 patents)

bronzeMedal Frédéric Delcroix (2 out of 2 patents)

4.  Pierre Bordery (1 out of 2 patents)

5.  Francis Viseur (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Railtech International. Retrieved from https://idiyas.com/company/railtech-international

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

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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