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For the Inventor, By the Inventor

Geneva, IN, United States of America

Elkhart Products Corporation


USPTO Granted Patents = 8

% Expired Patents = 37.5



Trademarks = 5

Forward Citations = 118

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11 inventors (with patents filed for the assignee):

goldMedal Shawn Gene Moser (2 out of 2 patents)

silverMedal Gary Wayne Brunner (2 out of 2 patents)

bronzeMedal David Dee Thomson (2 out of 2 patents)

4.  Dana F Buccicone (2 out of 10 patents)

5.  Ledford Samuel Stults (1 out of 2 patents)

6.  Randall White (1 out of 1 patent)

7.  Larry W Johnson (1 out of 1 patent)

8.  H La Stahly (1 out of 1 patent)

9.  Marvin E Holmgren (1 out of 1 patent)

10.  Franklin Deloy Bills (1 out of 1 patent)

11.  Robert J Durkin (1 out of 1 patent)


8 patents:

1. 9995392 - Method for manufacturing unitary hollow pistons (2018-06-12),
2. 9816612 - Hollow piston (2017-11-14),
3. 8585100 - Press-connect fitting with improved grab ring function (2013-11-19),
4. 7686346 - Transition tee coupling (2010-03-30),
5. 4865674 - Method of connecting two thermoplastic pipes using a barbed metal (1989-09-12),
6. 4103940 - Branch fitting for a pipe (1978-08-01),
7. 4047412 - Method of making a pipe fitting and product (1977-09-13),
8. 3961513 - Method of making pipe fittings (1976-06-08),
Company Overview
Elkhart Products Corporation is a leading manufacturer of copper fittings for the residential and commercial plumbing industries. With a history dating back to 1941, the company is known for its high-quality products and innovative solutions. Elkhart Products Corporation is committed to providing reliable, efficient, and durable products for plumbing professionals worldwide.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#1 in Geneva, IN

#495 in Indiana

#35,924 in US

Geneva, IN (US)
Geneva, IN, United States of America

Elkhart Products Corporation

Forward Citations = 118

11 inventors:

goldMedal Shawn Gene Moser (2 out of 2 patents)

silverMedal Gary Wayne Brunner (2 out of 2 patents)

bronzeMedal David Dee Thomson (2 out of 2 patents)

4.  Dana F Buccicone (2 out of 10 patents)

5.  Ledford Samuel Stults (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Elkhart Products Corporation. Retrieved from https://idiyas.com/company/elkhart-products

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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