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For the Inventor, By the Inventor

Elyria, OH, United States of America

Nelson Stud Welding, Inc.

USPTO Granted Patents = 21

% Expired Patents = 14.3


Trademarks = 10

Forward Citations = 100

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19 inventors (with patents filed for the assignee):

goldMedal Jeffrey Krupp (6 out of 7 patents)

silverMedal Clark B Champney (5 out of 5 patents)

bronzeMedal Larry L Church (4 out of 15 patents)

4.  Christopher Hsu (4 out of 96 patents)

5.  William C Easterday (4 out of 4 patents)

6.  Scott J Schraff (3 out of 3 patents)

7.  Stephen D Brooks (3 out of 3 patents)

8.  Kay Sichtermann (2 out of 2 patents)

9.  Klaus E Jost (2 out of 2 patents)

10.  Christopher S Landek-Riker (2 out of 2 patents)

11.  Steven E Armbruster (2 out of 2 patents)

12.  James W Mumaw (1 out of 4 patents)

13.  Ian Houston (1 out of 1 patent)

14.  Jon Edgar (1 out of 1 patent)

15.  Cornel Irimies (1 out of 1 patent)


21 patents:

1. 11534849 - Light weight cordless stud welder (2022-12-27),
2. 10906122 - Portable drawn arc stud welder including a lithium ferrophosphate battery (2021-02-02),
3. 10894296 - Light weight cordless stud welder (2021-01-19),
4. 10279415 - Two-stage switch-mode power supply for drawn-arc stud welding (2019-05-07),
5. 10265796 - Adaptively controlled short circuiting drawn-arc fastener welding (2019-04-23),
6. 10145113 - Stud weldable rebar (2018-12-04),
7. 10100866 - Stand-off weld stud (2018-10-16),
8. 8513569 - Arc energy regulation in drawn arc fastener welding process (2013-08-20),
9. 8410399 - Capacitor charge and discharge circuit for fastener welding (2013-04-02),
10. 7511245 - Stud welding apparatus with composite cable (2009-03-31),
11. 7282662 - Paint groove stud (2007-10-16),
12. 6875947 - Method of manufacturing a welding stud (2005-04-05),
13. 6799385 - Abrasion resistant earth working surface and weld stud (2004-10-05),
14. 6596959 - Method of manufacturing a welding stud (2003-07-22),
15. 6476339 - Stud welding gun (2002-11-05),
Company Overview
Nelson Stud Welding, Inc. is a leading provider of innovative stud welding solutions, specializing in the development and manufacturing of high-quality welding equipment and fasteners. The company focuses on advanced technologies that enhance the efficiency and reliability of welding processes across various industries, including construction, automotive, and manufacturing. With a commitment to quality and performance, Nelson Stud Welding serves a global market from its headquarters in Elyria, Ohio, delivering solutions that meet the evolving needs of its customers.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

21 Patents

#8 in Elyria, OH

#681 in Ohio

#15,712 in US

#30,001 in the World

Elyria, OH (US)
Elyria, OH, United States of America

Nelson Stud Welding, Inc.

Forward Citations = 100

19 inventors:

goldMedal Jeffrey Krupp (6 out of 7 patents)

silverMedal Clark B Champney (5 out of 5 patents)

bronzeMedal Larry L Church (4 out of 15 patents)

4.  Christopher Hsu (4 out of 96 patents)

5.  William C Easterday (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nelson Stud Welding, Inc.. Retrieved from https://idiyas.com/company/nelson-stud-welding

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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