Grand Rapids, MI, United States of America

Weiss Technik North America, Inc.

Calculating rank

USPTO Granted Patents = 4

Trademarks = 6

Forward Citations = 4

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10 inventors (with patents filed for the assignee):

Benjamin J DeJager (2 out of 2 patents)

Christian Haack (1 out of 16 patents)

Stephen W Johnston (1 out of 1 patent)

4. Sean D McKendry (1 out of 1 patent)

5. Paul C Supp (1 out of 1 patent)

6. Sean S McKendry (1 out of 1 patent)

7. Lew Huguelet (1 out of 1 patent)

8. Dwayne Botruff (1 out of 1 patent)

9. Michael Stratton (1 out of 1 patent)

10. Sean Mckendry (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 12674598 - Environmental conditioning equipment (2026-07-07),

2. 10935486 - Environmental test chamber (2021-03-02),

3. 10655895 - Climatic test chamber with stable cascading direct expansion refrigeration system (2020-05-19),

4. 10495565 - Environmental test chamber with uniform airflow (2019-12-03),

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USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#111 in Grand Rapids, MI

#2,026 in Michigan

#60,704 in US

Grand Rapids, MI, United States of America