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For the Inventor, By the Inventor

Kirklin, IN, United States of America

Carmel Engineering


USPTO Granted Patents = 3

% Expired Patents = 66.7

Forward Citations = 3

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3 inventors (with patents filed for the assignee):

goldMedal J Doug Buis (3 out of 3 patents)

silverMedal Randy F Weaver (3 out of 3 patents)

bronzeMedal Allan D Roden (3 out of 16 patents)


3 patents:

1. 8826813 - Apparatus for dispersion of a second phase into a non-Newtonian fluid base product (2014-09-09),
2. 8153178 - Method for dispersion of a second phase into a non-Newtonian fluid base product (2012-04-10),
3. 7895941 - Apparatus for dispersion of a second phase into a non-newtonian fluid base product (2011-03-01),
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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#1 in Kirklin, IN

#1,040 in Indiana

#73,860 in US

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

Carmel Engineering

Forward Citations = 3

3 inventors:

goldMedal J Doug Buis (3 out of 3 patents)

silverMedal Randy F Weaver (3 out of 3 patents)

bronzeMedal Allan D Roden (3 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Carmel Engineering. Retrieved from https://idiyas.com/company/carmel-engineering

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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