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For the Inventor, By the Inventor

Cottage Grove, WI, United States of America

Matrix Product Development, Inc.


USPTO Granted Patents = 3


Trademarks = 1

Forward Citations = 3

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4 inventors (with patents filed for the assignee):

goldMedal Ronald J Pulvermacher (3 out of 7 patents)

silverMedal David J Pulvermacher (1 out of 1 patent)

bronzeMedal Donald Ez Weier (1 out of 1 patent)

4.  Kerry Woodbury (1 out of 1 patent)

5.  Donald EZ Weier (0 patent)


3 patents:

1. 12222247 - Temperature probe with food-embedded charging contacts (2025-02-11),
2. 11596266 - Wireless temperature-measurement system (2023-03-07),
3. 7673362 - Wheel cleaning apparatus for a wheelchair or the like (2010-03-09),
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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#3 in Cottage Grove, WI

#1,463 in Wisconsin

#72,067 in US

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Cottage Grove, WI, United States of America

Matrix Product Development, Inc.

Forward Citations = 3

4 inventors:

goldMedal Ronald J Pulvermacher (3 out of 7 patents)

silverMedal David J Pulvermacher (1 out of 1 patent)

bronzeMedal Donald Ez Weier (1 out of 1 patent)

4.  Kerry Woodbury (1 out of 1 patent)

5.  Donald EZ Weier (0 patent)

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