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For the Inventor, By the Inventor

Cleveland, OH, United States of America

The Lincoln Electric Company


USPTO Granted Patents = 91



Trademarks = 15

Forward Citations = 3,511

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77 inventors (with patents filed for the assignee):

goldMedal Elliott K Stava (15 out of 66 patents)

silverMedal George Daryl Blankenship (11 out of 67 patents)

bronzeMedal John R Gonzalez (10 out of 10 patents)

4.  Dennis D Crockett (7 out of 10 patents)

5.  Chang-Shung Chai (7 out of 7 patents)

6.  Robert P Munz (7 out of 7 patents)

7.  David A Fink (6 out of 7 patents)

8.  John M Parks (6 out of 6 patents)

9.  Lee E Seufer (4 out of 4 patents)

10.  Joel D Kneisley (4 out of 4 patents)

11.  Ronald F Young (4 out of 4 patents)

12.  Lifeng Luo (3 out of 26 patents)

13.  Dale L Bilczo (3 out of 4 patents)

14.  James D Bobeczko (3 out of 6 patents)

15.  Ronald J Gordish (3 out of 3 patents)


Core Competencies:
Distributed Welding Architecture
Plasma Arc Torch
Welding Railroad Rails
Automatic Sensing Welder
D.C. Chopper Control
Wire Feeding Apparatus
Gas Cooled Plasma Torch
Inverter Power Supply
Flux Cored Arc Welding
Fume Extraction Device
Cutting Torch Valve
Welding Process Control

91 patents:

1. 6624388 - System and method providing distributed welding architecture (2003-09-23),
2. 5893985 - Plasma arc torch (1999-04-13),
3. 5877468 - Method and system for welding railroad rails (1999-03-02),
4. 5864117 - ARC welder with automatic sensing of remote current control device (1999-01-26),
5. 5864116 - D.C. chopper with inductance control for welding (1999-01-26),
6. 5856647 - Drag cup for plasma arc torch (1999-01-05),
7. 5847354 - Arc transfer circuit (1998-12-08),
8. 5844197 - Arc retract circuit and method (1998-12-01),
9. 5836539 - Inlet guide mechanism for wire feeder (1998-11-17),
10. 5831237 - Plasma arc power system and method of operating same (1998-11-03),
11. 5819934 - Wire transport drum (1998-10-13),
12. 5816466 - Wire feeding apparatus (1998-10-06),
13. 5796067 - Plasma arc torches and methods of operating and testing the same (1998-08-18),
14. 5777295 - Arc welder with automatic sensing of remote current control device (1998-07-07),
15. 5773779 - Method and system for welding railroad rails (1998-06-30),
The Lincoln Electric Company is a global manufacturer of welding products and supplies. They specialize in providing advanced welding and cutting solutions to industries such as automotive, construction, and manufacturing. With a history dating back to 1895, Lincoln Electric is known for its commitment to quality, innovation, and customer satisfaction. They offer a wide range of welding equipment, consumables, and accessories, as well as welding education and training programs to support the needs of professionals and enthusiasts. Visit their website to explore their products, services, and learn more about the company.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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91 Patents

#30 in Cleveland, OH

#181 in Ohio

#3,964 in US

#8,204 in the World

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Cleveland, OH, United States of America

The Lincoln Electric Company

Forward Citations = 3,511

77 inventors:

goldMedal Elliott K Stava (15 out of 66 patents)

silverMedal George Daryl Blankenship (11 out of 67 patents)

bronzeMedal John R Gonzalez (10 out of 10 patents)

4.  Dennis D Crockett (7 out of 10 patents)

5.  Chang-Shung Chai (7 out of 7 patents)

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