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For the Inventor, By the Inventor

Gothenburg, Sweden

Esab Ab


USPTO Granted Patents = 127

% Expired Patents = 1.6



Trademarks = 11

Forward Citations = 868

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115 inventors (with patents filed for the assignee):

goldMedal Hannes Hugo Raudsepp (14 out of 14 patents)

silverMedal Andrzej Mnich (12 out of 12 patents)

bronzeMedal Jeroen Dekker (9 out of 10 patents)

4.  Per Aberg (9 out of 9 patents)

5.  Jarkko Havia (8 out of 10 patents)

6.  Rolf Larsson (7 out of 7 patents)

7.  Roberto Carlos Guerrero Kees (6 out of 9 patents)

8.  Claes Gimström (6 out of 6 patents)

9.  Rodolfo F Rep (6 out of 6 patents)

10.  Gerard F Klaes (6 out of 6 patents)

11.  Daryll Scott Evans (6 out of 6 patents)

12.  Tomas Johansson (5 out of 5 patents)

13.  Josefin Ambring (5 out of 5 patents)

14.  Rolf Karlsson (5 out of 5 patents)

15.  Martin Andersson (4 out of 4 patents)


Core Competencies:
Welding Device
Arc Voltage Compensation
MIG/MAG Welding
Welding Power Supply
Welding Head
Consumable Container
Resistance Monitoring
Electroslag Welding
Short Arc Welding
Welding Equipment
Welding Helmet
Wire Feeder

127 patents:

1. 12551961 - Weld circuit inductance tracking (2026-02-17),
2. 12521810 - Overvoltage protection for current braking switch (2026-01-13),
3. 12519403 - Variable PWM frequency responsive to power increase event in welding system (2026-01-06),
4. 12440912 - Weld circuit calibration for arc voltage compensation (2025-10-14),
5. 12423537 - Marked consumable reading (2025-09-23),
6. D1092583 - Welding device (2025-09-09),
7. 12370617 - Controller method and apparatus for welding system (2025-07-29),
8. D1084067 - Torch handle (2025-07-15),
9. 12358066 - Dual twin-saw wire cladding (2025-07-15),
10. 12350768 - System and method for monitoring resistance in a wire feed device (2025-07-08),
11. 12345776 - External connector and sensor unit for welding equipment (2025-07-01),
12. D1079776 - Welding device (2025-06-17),
13. D1074769 - Power source housing element (2025-05-13),
14. D1072756 - Cable plug (2025-04-29),
15. D1069873 - Torch handle (2025-04-08),
ESAB AB is a global manufacturer and supplier of welding and cutting equipment, consumables, and accessories. With a history dating back to 1904, ESAB has become a leading name in the industry, providing innovative solutions for various welding and cutting applications. Their product range includes welding machines, plasma cutters, welding rods, electrodes, and more. ESAB's commitment to quality, safety, and efficiency has earned them a trusted reputation among professionals in industries such as construction, automotive, shipbuilding, and oil & gas.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Esab Ab
127 Patents

#14 in Gothenburg

#62 in Sweden

#6,302 in the World

Gothenburg, SE
Gothenburg, Sweden

Esab Ab

Forward Citations = 868

115 inventors:

goldMedal Hannes Hugo Raudsepp (14 out of 14 patents)

silverMedal Andrzej Mnich (12 out of 12 patents)

bronzeMedal Jeroen Dekker (9 out of 10 patents)

4.  Per Aberg (9 out of 9 patents)

5.  Jarkko Havia (8 out of 10 patents)

Please report any incorrect information to [email protected]
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