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For the Inventor, By the Inventor

Yakima, WA, United States of America

Irwin Research and Development, Inc.


USPTO Granted Patents = 19

% Expired Patents = 15.8

Trademarks = 2

Forward Citations = 98

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6 inventors (with patents filed for the assignee):

goldMedal Dale L Vantrease (13 out of 21 patents)

silverMedal Jere F Irwin (9 out of 52 patents)

bronzeMedal Gerald M Corbin (3 out of 3 patents)

4.  Jeffrey S LaMont (1 out of 1 patent)

5.  John R Doornink (1 out of 1 patent)

6.  Clive J Roberts (1 out of 1 patent)


19 patents:

1. 12227326 - Closure strip guide and method (2025-02-18),
2. 11865764 - Thermoforming machine having toggle differential load mechanism and method (2024-01-09),
3. 11752685 - Thermoforming apparatus with frame corner beams and platen closing mechanism (2023-09-12),
4. 11478977 - Thermoforming apparatus having deformation sensor and method (2022-10-25),
5. 11279076 - Former to trim press automated sheet delivery system and method (2022-03-22),
6. 11148346 - Thermoforming machine and method (2021-10-19),
7. 11123915 - Thermoforming platen having discrete load paths and method (2021-09-21),
8. 9649808 - Thermoforming machine having platen locks and method (2017-05-16),
9. 9511534 - Thermoforming apparatus having adjustable length load shafts and method (2016-12-06),
10. 9238325 - Thermoforming machine, plug assist drive assembly and method (2016-01-19),
11. 9033270 - Apparatus for circulating comminuted materials (2015-05-19),
12. 7559759 - Trim press having an article ejector, article ejecting device with linear drive mechanism, and method (2009-07-14),
13. 5893994 - Adjustable length heat tunnel for varying shot lengths (1999-04-13),
14. 5893523 - Apparatus for comminuting waste materials having feed roll delivery (1999-04-13),
15. 5860607 - Apparatus for comminuting waste materials having screw delivery features (1999-01-19),
Company Overview
Irwin Research and Development, Inc. is a Yakima, WA-based organization specializing in the development and manufacturing of innovative solutions across various technology domains. The company focuses on advanced research in areas such as medical devices, automotive engineering, and consumer products, leveraging cutting-edge technology to enhance functionality and user experience. With a commitment to quality and innovation, Irwin Research aims to address complex challenges and deliver impactful solutions to its clients and partners.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#3 in Yakima, WA

#371 in Washington

#17,138 in US

#32,663 in the World

Yakima, WA (US)
Yakima, WA, United States of America

Irwin Research and Development, Inc.

Forward Citations = 98

6 inventors:

goldMedal Dale L Vantrease (13 out of 21 patents)

silverMedal Jere F Irwin (9 out of 52 patents)

bronzeMedal Gerald M Corbin (3 out of 3 patents)

4.  Jeffrey S LaMont (1 out of 1 patent)

5.  John R Doornink (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Irwin Research and Development, Inc.. Retrieved from https://idiyas.com/company/irwin-research-and-development

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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