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USPTO Data Jan 1 1976 - Oct 13 2026
1,458 Patents
#1 in Zeeland, MI
#19 in Michigan
#339 in US
#674 in the World
Gentex Corporation
Forward Citations = 63,123
600 inventors:
Zeeland, MI, United States of America
Gentex Corporation
% Expired Patents = 5.8
CIPO Patents = 40
EPO Patents = 311
Trademarks = 71
Forward Citations = 63,123
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600 inventors (with patents filed for the assignee):
William L Tonar (175 out of 175 patents)
David J Cammenga (134 out of 134 patents)
Jon Harold Bechtel (124 out of 133 patents)
4. Robert R Turnbull (111 out of 123 patents)
5. Danny L Minikey, Jr (99 out of 99 patents)
6. John S Anderson (92 out of 97 patents)
7. George A Neuman (91 out of 106 patents)
8. Joseph S Stam (91 out of 94 patents)
9. Bradley R Hamlin (84 out of 84 patents)
10. Mark R Roth (76 out of 80 patents)
11. John K Roberts (74 out of 166 patents)
12. Frederick T Bauer (71 out of 82 patents)
13. Thomas F Guarr (68 out of 73 patents)
14. Henry A Luten (60 out of 71 patents)
15. Kevin L Ash (56 out of 56 patents)
Core Competencies:
Driver Monitoring
Rearview Assembly
Sensing Apparatus
Electro-Optic Devices
Display Mirror Assembly
Impact Attenuation
Helmet Mounted Visor
Illumination Control
Automotive Visor
3D Detection System
Electrochromic Devices
Vision Systems
1,458 patents:
Company Overview
Gentex Corporation, headquartered in Zeeland, Michigan, specializes in advanced automotive safety systems. The company is renowned for its innovative technologies in driver monitoring, rearview assembly, and sensing apparatus, contributing significantly to vehicle safety and driver awareness. Gentex also develops electro-optic devices and display mirror assemblies, enhancing visibility and functionality in automotive applications. Their expertise extends to impact attenuation and illumination control, positioning them as a leader in automotive engineering and safety solutions.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gentex Corporation. Retrieved from https://idiyas.com/company/gentex
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
40 patents (CIPO):
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
311 patents (EPO):
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]