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For the Inventor, By the Inventor

Zeeland, MI, United States of America

Gentex Corporation


USPTO Granted Patents = 1,407



Trademarks = 82

Forward Citations = 61,758

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581 inventors (with patents filed for the assignee):

goldMedal William L Tonar (174 out of 175 patents)

silverMedal David J Cammenga (132 out of 132 patents)

bronzeMedal Jon Harold Bechtel (123 out of 133 patents)

4.  Robert R Turnbull (110 out of 122 patents)

5.  Danny L Minikey, Jr (96 out of 96 patents)

6.  George A Neuman (90 out of 105 patents)

7.  John S Anderson (90 out of 95 patents)

8.  Joseph S Stam (90 out of 94 patents)

9.  Bradley R Hamlin (80 out of 80 patents)

10.  Mark R Roth (76 out of 80 patents)

11.  John K Roberts (73 out of 166 patents)

12.  Frederick T Bauer (69 out of 82 patents)

13.  Thomas F Guarr (68 out of 73 patents)

14.  Henry A Luten (58 out of 69 patents)

15.  Kevin L Ash (56 out of 56 patents)


Core Competencies:
3D Skeleton Detection
Electro-Optic Devices
Illumination Control
Automotive Visor
Rearview Display System
Image Processing
Wearable Vision Systems
Dynamic User Menu Features
Electrochromic Devices
Blind Spot Detection
Helmet Communication System
Driving Aid System

1,407 patents:

1. 12510780 - Rearview assembly for a vehicle having a reflector transmissive to infrared light and incorporating silicon (2025-12-30),
2. D1106966 - Accessory interface node (2025-12-23),
3. 12503049 - Rearview assembly for a vehicle having visibly opaque optical element for reflecting infrared light (2025-12-23),
4. 12499695 - Detection system with a single mode laser for a vehicle (2025-12-16),
5. D1105632 - Helmet (2025-12-09),
6. 12479366 - 3D skeleton detection for in-cabin automotive application (2025-11-25),
7. 12479364 - Vehicle rearview display system with orientation sensing (2025-11-25),
8. 12474612 - Electro-optic devices made with SEBS membranes (2025-11-18),
9. 12470830 - Illumination control for an imaging system (2025-11-11),
10. 12466318 - Display assembly (2025-11-11),
11. D1101285 - Helmet (2025-11-04),
12. 12459433 - Compact windshield attachment system (2025-11-04),
13. 12453202 - Device with a multizone reflector having a discreet opening for a sensor (2025-10-21),
14. 12449953 - Monitoring system with dynamic user menu features (2025-10-21),
15. 12446345 - Single sensor, single path multiview or multi-band sensing (2025-10-14),
GENTEX CORPORATION is a global technology company that specializes in the design, development, and manufacture of high-quality products and systems for the automotive, aerospace, and defense industries. With a focus on innovation, Gentex offers advanced solutions in areas such as automatic dimming rearview mirrors, connected car technology, digital vision systems, and helmets for military and commercial applications. Their commitment to enhancing safety, comfort, and convenience makes them a trusted partner for leading automakers and government agencies worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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1,407 Patents

#1 in Zeeland, MI

#20 in Michigan

#345 in US

#683 in the World

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Zeeland, MI, United States of America

Gentex Corporation

Forward Citations = 61,758

581 inventors:

goldMedal William L Tonar (174 out of 175 patents)

silverMedal David J Cammenga (132 out of 132 patents)

bronzeMedal Jon Harold Bechtel (123 out of 133 patents)

4.  Robert R Turnbull (110 out of 122 patents)

5.  Danny L Minikey, Jr (96 out of 96 patents)

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