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For the Inventor, By the Inventor

New Hampton, IA, United States of America

Trimark Corporation


USPTO Granted Patents = 115

% Expired Patents = 3.5



Trademarks = 13

Forward Citations = 1,683

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86 inventors (with patents filed for the assignee):

goldMedal Julie M Houdek (17 out of 18 patents)

silverMedal Ricci L Marzolf (17 out of 17 patents)

bronzeMedal Marvin L Larsen (17 out of 21 patents)

4.  Christopher M Lane (13 out of 15 patents)

5.  Kevin P Eschweiler (13 out of 13 patents)

6.  Barbara J Pickar (13 out of 13 patents)

7.  Anita L Reichling (12 out of 12 patents)

8.  David S Magner (9 out of 9 patents)

9.  Dennis J Zweibohmer (9 out of 9 patents)

10.  Brandon L Hemann (9 out of 9 patents)

11.  Robert W Donaldson (9 out of 9 patents)

12.  Craig J Helton (9 out of 9 patents)

13.  Matthew L Hidding (8 out of 8 patents)

14.  Stephen J Gleason (8 out of 10 patents)

15.  Dave S Magner (7 out of 7 patents)


Core Competencies:
Power Locking Handle
Electronic Access Security
Keyless Entry System
Control Module
Vehicle Door Handle
Latch Assembly
Intuitive Control System
Motorized Strike
Compression Mount Paddle
Rotary Latch
Vehicle Compartment Door
Push Button Handle

115 patents:

1. 12331560 - Motor control for powered closure with anti-pinch (2025-06-17),
2. D1043306 - Push button handle (2024-09-24),
3. 11713611 - Power venting drive mechanism for vehicle (2023-08-01),
4. 11512505 - Motorized movable strike for a vehicle door (2022-11-29),
5. D913075 - T-handle and housing assembly (2021-03-16),
6. 10909785 - Base control module for vehicles (2021-02-02),
7. D907589 - 4 button fob transmitter (2021-01-12),
8. 10697207 - Rotary latch plates (2020-06-30),
9. 10676967 - Rotary latch with modular components (2020-06-09),
10. D861619 - 4 button fob transmitter (2019-10-01),
11. 10385594 - Power locking door handle with capacitive sensing (2019-08-20),
12. 10240369 - Vehicle door handle assembly for different thickness doors (2019-03-26),
13. 10087662 - Vehicle door power lock actuator (2018-10-02),
14. 10024085 - Compression mount paddle handle (2018-07-17),
15. D803792 - 4 button FOB transmitter (2017-11-28),
Company Overview
Trimark Corporation, headquartered in New Hampton, Iowa, specializes in the development and manufacturing of advanced vehicle door mechanisms. The company focuses on innovative solutions such as power locking handles, electronic access security systems, and keyless entry systems. Trimark's expertise extends to control modules, vehicle door handles, latch assemblies, and intuitive control systems, catering to the evolving needs of the automotive industry. Their commitment to enhancing vehicle security and user convenience positions them as a key player in automotive engineering.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Trimark Corporation USPTO Patent Assignee Logo
115 Patents

#1 in New Hampton, IA

#22 in Iowa

#3,345 in US

#6,902 in the World

New Hampton, IA (US)
New Hampton, IA, United States of America

Trimark Corporation

Forward Citations = 1,683

86 inventors:

goldMedal Julie M Houdek (17 out of 18 patents)

silverMedal Ricci L Marzolf (17 out of 17 patents)

bronzeMedal Marvin L Larsen (17 out of 21 patents)

4.  Christopher M Lane (13 out of 15 patents)

5.  Kevin P Eschweiler (13 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Trimark Corporation. Retrieved from https://idiyas.com/company/trimark

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]
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