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Pleasant Prairie, WI, United States of America

Cherry Corporation

USPTO Granted Patents = 53

% Expired Patents = 20.8

EPO Patents = 11

Trademarks = 6

Forward Citations = 656

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62 inventors (with patents filed for the assignee):

Eduard Ruff (9 out of 27 patents)

Martin K Zapf (5 out of 7 patents)

Marcus Kuchler (3 out of 33 patents)

4. Peter D Joseph (3 out of 6 patents)

5. Daniel J Mattson (3 out of 5 patents)

6. Edward A Ramsden (3 out of 4 patents)

7. Markus Kuchler (3 out of 3 patents)

8. Kenneth A Albrecht (2 out of 9 patents)

9. Karl-Heinz Müller (2 out of 9 patents)

10. Thomas Schober (2 out of 8 patents)

11. Thomas Luber (2 out of 4 patents)

12. Kerry Berland (2 out of 14 patents)

13. Guenter Bauer (2 out of 2 patents)

14. Gunter Bauer (2 out of 3 patents)

15. James E Mraz (2 out of 3 patents)

Core Competencies:

Key Module

Inductive Switch

Sensor Unit

Electric Switch

Microswitch Module

Position Sensor

Object Detection

Electroluminescent Display

Accelerometer

Cursor Device

Magnetic Sensor

53 patents: Sort by Forward Citations

1. 11710609 - Key module for a keyboard, keyboard, and method for providing a key tappet with a wire bracket (2023-07-25),

2. 11676779 - Key module trigger element having more than one contact finger each with differing pre-travel paths (2023-06-13),

3. 11521810 - Key module (2022-12-06),

4. 11442553 - Apparatus and method for detecting actuation of a switch (2022-09-13),

5. 11380496 - Key module (2022-07-05),

6. 11342134 - Key module for a keyboard, and keyboard (2022-05-24),

7. 11328882 - Key module for a keyboard, keyboard, and method for providing a key tappet with a wire bracket (2022-05-10),

8. 11328881 - Key module for a keyboard and keyboard (2022-05-10),

9. 11257635 - Key module for a keyboard, and keyboard (2022-02-22),

10. 10916387 - Module cover for a key module for a key, key module for a key, and method for producing a key (2021-02-09),

11. 10468210 - Key tappet for a key module of a key for a keyboard, key module of a key for a keyboard and method for producing it (2019-11-05),

12. 9728350 - Illuminated key module (2017-08-08),

13. 8248064 - Inductive speed detector (2012-08-21),

14. 7701201 - Inductive switch (2010-04-20),

15. D583818 - Keyboard (2008-12-30),

Cherry Corporation, headquartered in Pleasant Prairie, Wisconsin, specializes in advanced keyboard technology and related components. The company is recognized for its innovative solutions in key modules, inductive switches, and sensor units, catering to a variety of industries. Cherry's expertise extends to electric switches, microswitch modules, and position sensors, enhancing user interaction through reliable object detection and electroluminescent displays. With a commitment to quality and performance, Cherry continues to lead in the development of cutting-edge input devices.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Cherry Corporation

53 Patents

#2 in Pleasant Prairie, WI

#170 in Wisconsin

#6,661 in US

#13,309 in the World

Pleasant Prairie, WI, United States of America

Cherry Corporation

Forward Citations = 656

62 inventors:

Eduard Ruff (9 out of 27 patents)

Martin K Zapf (5 out of 7 patents)

Marcus Kuchler (3 out of 33 patents)

4. Peter D Joseph (3 out of 6 patents)

5. Daniel J Mattson (3 out of 5 patents)

Please report any incorrect information to [email protected]

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