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Milwaukee, WI, United States of America

Venturedyne, Ltd.

USPTO Granted Patents = 68

% Expired Patents = 2.9

EPO Patents = 11

Trademarks = 15

Forward Citations = 872

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65 inventors (with patents filed for the assignee):

David L Chandler (13 out of 13 patents)

Clinton A Peterson (11 out of 11 patents)

Peter A Liken (8 out of 14 patents)

4. Gerhard Kreikebaum (8 out of 8 patents)

5. Joseph D Wetzel (6 out of 6 patents)

6. Glenn W Bitner (6 out of 6 patents)

7. Richard L Walker (6 out of 8 patents)

8. Andrew R Veldt (5 out of 5 patents)

9. Kevin D Ewing (5 out of 5 patents)

10. Mark W Briggs (5 out of 6 patents)

11. William T Barrett (5 out of 10 patents)

12. Robert K Hayes (4 out of 4 patents)

13. Nicholas C Neander (3 out of 3 patents)

14. Glenn Y Kozuma (3 out of 3 patents)

15. Darin E Immink (3 out of 3 patents)

Core Competencies:

Environmental Sensor

Vibration Testing

Particle Counting

Thermal Cycling

Cascade Refrigeration

Dust Collector

Microbial Sampler

Test Chamber

Filter Engagement

Magnetic Separator

HVAC Systems

Cytogenetic Chamber

68 patents: Sort by Forward Citations

1. 12714992 - Carousel assembly for universal access port (2026-08-25),

2. 10557472 - Environmental sensor and method of operating the same (2020-02-11),

3. 10094755 - Environmental sensor and method of operating the same (2018-10-09),

4. 9983596 - Environmental sensor and method of operating the same (2018-05-29),

5. 9857285 - Environmental sensor and method of operating the same (2018-01-02),

6. 9377375 - Repetitive shock vibration testing system and method (2016-06-28),

7. 8875528 - Test chamber with temperature and humidity control (2014-11-04),

8. 8166773 - Refrigeration capacity banking for thermal cycling (2012-05-01),

9. RE43121 - Cascade refrigeration system (2012-01-23),

10. 7918908 - Dust collector with equalized cleaning performance (2011-04-05),

11. 7918907 - Cleaning nozzle for dust collector (2011-04-05),

12. 7895000 - Environmental sensor, particle counting system having an environmental sensor, and methods of operating the same (2011-02-22),

13. 7861594 - Apparatus and method for vibratory testing (2011-01-04),

14. 7784349 - Vibrator table frame (2010-08-31),

15. 7752930 - Microbial gaseous-fluid sampler and method of operating the same (2010-07-13),

Venturedyne, Ltd., based in Milwaukee, WI, specializes in the development and manufacturing of advanced environmental sensors. The company focuses on a range of technologies including vibration testing, particle counting, and thermal cycling, catering to industries that require precise environmental monitoring and control. Their expertise extends to cascade refrigeration systems, dust collection solutions, and microbial sampling, providing critical tools for ensuring compliance and enhancing operational efficiency in various applications.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

68 Patents

#32 in Milwaukee, WI

#130 in Wisconsin

#5,369 in US

#10,879 in the World

Milwaukee, WI, United States of America

Venturedyne, Ltd.

Forward Citations = 872

65 inventors:

David L Chandler (13 out of 13 patents)

Clinton A Peterson (11 out of 11 patents)

Peter A Liken (8 out of 14 patents)

4. Gerhard Kreikebaum (8 out of 8 patents)

5. Joseph D Wetzel (6 out of 6 patents)

Please report any incorrect information to [email protected]

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