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Fort Wayne, IN, United States of America

L.h. Carbide Corporation

USPTO Granted Patents = 40

EPO Patents = 1

Trademarks = 3

Forward Citations = 569

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8 inventors (with patents filed for the assignee):

Thomas R Neuenschwander (37 out of 38 patents)

Barry Andrew Lee (9 out of 9 patents)

Trevor Hirst (2 out of 2 patents)

4. Timothy L Schrank (2 out of 2 patents)

5. Steven D Shane (1 out of 1 patent)

6. Doug Brenneke (1 out of 1 patent)

7. Delno C Abnet (1 out of 4 patents)

8. Rick O Habegger (1 out of 2 patents)

Core Competencies:

Laminated Articles

Die Assembly

Lamina Stacks

Progressive Die Assembly

Ignition Coil Assembly

Magnetic Core Manufacturing

Center Interlock

Dual Action Indexing System

Closed-Loop Stock Gauging

Manufacturing Processes

Formable Laminated Stack

Nonuniform Laminae

40 patents: Sort by Forward Citations

1. 9685264 - Die assembly and method for manufacturing wound motor laminated article (2017-06-20),

2. 9479034 - Continuously formed annular laminated article and method for its manufacture (2016-10-25),

3. 9099897 - Method for connecting end sections of an annular laminated article and articles made therefrom (2015-08-04),

4. 8786158 - Continuously formed annular laminated article and method for its manufacture (2014-07-22),

5. 7676906 - Method for manufacturing lamina stacks from a plurality of separate strips of stock material (2010-03-16),

6. 7600312 - Die assembly for manufacturing lamina stacks that include formed features (2009-10-13),

7. 7337531 - Die assembly and method for manufacturing lamina stacks from a plurality of separate strips of stock material (2008-03-04),

8. 7062841 - Method of manufacturing a formable laminated stack in a progressive die assembly having a choke (2006-06-20),

9. 6984913 - Lamination stack with center interlock (2006-01-10),

10. 6877214 - Method of manufacturing a stack of laminations (2005-04-12),

11. 6745458 - Laminated magnetic core and method for making (2004-06-08),

12. 6742239 - Progressive stamping die assembly having transversely movable die station and method of manufacturing a stack of laminae therewith (2004-06-01),

13. 6725756 - Two-piece metal punch construction (2004-04-27),

14. 6636137 - Ignition coil assembly (2003-10-21),

15. 6530142 - Dual action indexing system and method for a die assembly (2003-03-11),

L.H. Carbide Corporation specializes in manufacturing high-quality carbide cutting tools and inserts for various industries. With over 30 years of experience, we have established ourselves as a reliable supplier worldwide. Our products are known for their exceptional durability, precision, and performance. Whether you require standard or custom tools, our team of skilled engineers and technicians ensure that every product meets your specific requirements. Visit our website to explore our extensive range of cutting tools and learn more about our company.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

40 Patents

#9 in Fort Wayne, IN

#137 in Indiana

#8,342 in US

#16,561 in the World

Fort Wayne, IN, United States of America

L.h. Carbide Corporation

Forward Citations = 569

8 inventors:

Thomas R Neuenschwander (37 out of 38 patents)

Barry Andrew Lee (9 out of 9 patents)

Trevor Hirst (2 out of 2 patents)

4. Timothy L Schrank (2 out of 2 patents)

5. Steven D Shane (1 out of 1 patent)

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