For the Inventor, By the Inventor

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Mount Kisco, NY, United States of America

Curtis Instruments Inc.

USPTO Granted Patents = 48

% Expired Patents = 4.2

EPO Patents = 1

Forward Citations = 1,255

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36 inventors (with patents filed for the assignee):

Eugene P Finger (26 out of 28 patents)

Stephen F Post (7 out of 9 patents)

Kurt Stump (4 out of 4 patents)

4. Thomas Stucki (3 out of 3 patents)

5. Thomas Kurzen (3 out of 3 patents)

6. Christof Zurbrugg (3 out of 3 patents)

7. Steven J Lacker (3 out of 3 patents)

8. Scott A Bowman (3 out of 4 patents)

9. Vincent Ioanna (2 out of 2 patents)

10. Roger White (2 out of 2 patents)

11. Stuart E Marwell (2 out of 2 patents)

12. Marc R Davis (2 out of 2 patents)

13. Andrew J Shepherd (2 out of 2 patents)

14. Michael Bachman (2 out of 2 patents)

15. Edward M Marwell (2 out of 2 patents)

Core Competencies:

Battery State Of Charge

Electric Motor Controller

Magnetic Charger Connector

Remote Diagnostics

Motor Resistance Compensation

Condition Monitoring

Cumulative Operations Measurement

Synchronous Load Lock-Out Control

Quiescent Battery Testing

Integrated Game Function

Power Wheelchair Control

Eddy Current Proximity Sensing

48 patents: Sort by Forward Citations

1. 12311956 - Grade severity detection (2025-05-27),

2. 12083908 - Magnetic charger connector for wheelchair (2024-09-10),

3. 11491884 - Magnetic charger connector for wheelchair (2022-11-08),

4. 10904762 - Powered wheelchair remote diagnostics (2021-01-26),

5. 10386936 - Power wheelchair hand control with dual configurable keypads (2019-08-20),

6. 9698453 - Adjustable length battery electrolyte probe (2017-07-04),

7. 9046559 - Isolation monitor (2015-06-02),

8. 8751084 - Vehicle component recognition and adjustment for energy efficiency (2014-06-10),

9. 8602140 - Motor controller with integrated safety function to eliminate requirement for external contactor (2013-12-10),

10. 8535152 - Integrated game function in a personal mobility vehicle, such as a wheelchair (2013-09-17),

11. 7898203 - Systems and methods for dynamically compensating motor resistance in electric motors (2011-03-01),

12. 6622069 - Automatic motor adjustment for differentially steered dual electric motor system (2003-09-16),

13. 6611116 - Anti-spin control for a separately excited motor drive system (2003-08-26),

14. 6456043 - Method of diagnosing the state of health of a battery (2002-09-24),

15. 6439067 - Shaft sensor assembly for angular velocity, torque, and power (2002-08-27),

Curtis Instruments Inc. specializes in developing and manufacturing advanced motor controllers and vehicle instrumentation systems. With over 50 years of experience, we are a global leader in providing innovative electronic solutions for electric vehicles, material handling equipment, golf cars, and aerial work platforms. Our cutting-edge technologies and exceptional customer support have made us a trusted partner for industries worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

48 Patents

#1 in Mount Kisco, NY

#453 in New York

#7,275 in US

#14,527 in the World

Mount Kisco, NY, United States of America

Curtis Instruments Inc.

Forward Citations = 1,255

36 inventors:

Eugene P Finger (26 out of 28 patents)

Stephen F Post (7 out of 9 patents)

Kurt Stump (4 out of 4 patents)

4. Thomas Stucki (3 out of 3 patents)

5. Thomas Kurzen (3 out of 3 patents)

Please report any incorrect information to [email protected]

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