For the Inventor, By the Inventor

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Farmington, CT, United States of America

Hamilton Standard Controls, Inc.

USPTO Granted Patents = 34

Trademarks = 1

Forward Citations = 741

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26 inventors (with patents filed for the assignee):

Eugene P Mierzwinski (8 out of 15 patents)

Stephen E Youtz (7 out of 7 patents)

Kenneth Brown (4 out of 5 patents)

4. Robert E Prouty (4 out of 8 patents)

5. Richard E Riley (3 out of 16 patents)

6. Michael T Grunden (3 out of 3 patents)

7. Larry E Wilson (2 out of 8 patents)

8. Norman S Bornstein (2 out of 19 patents)

9. Terumi Tsugawa (2 out of 2 patents)

10. Ronald W Goodrich (1 out of 18 patents)

11. Warren W Welcome (1 out of 3 patents)

12. Daniel R Sparks (1 out of 5 patents)

13. David E Blackaby (1 out of 3 patents)

14. Tony W Rogers (1 out of 3 patents)

15. Frank Chen (1 out of 3 patents)

Core Competencies:

Gas Burners

Microwave Appliances

Inductive Speed Sensors

Electrical Components

Control Circuits

Electroluminescent Displays

Safety Systems

Electrical Feedthroughs

Thermostat Mounting

Contact Materials

Relay Drivers

Furnace Controls

34 patents: Sort by Forward Citations

1. 5085574 - Fail-safe valve relay driver circuit for gas burners (1992-02-04),

2. 5041900 - Semiconductor device having sealed electrical feedthrough (1991-08-20),

3. 5017741 - Rotary digital contact encoder substrate (1991-05-21),

4. 5007159 - Method of manufacturing an electrical component, e.g. a digital (1991-04-16),

5. 5005123 - Control system for microwave cooking appliance (1991-04-02),

6. 4955806 - Integrated furnace control having ignition switch diagnostics (1990-09-11),

7. 4947116 - Inductive speed sensor employing phase shift (1990-08-07),

8. 4939455 - Sensor having two-wire connection to load (1990-07-03),

9. 4927490 - Method of manufacturing an electroluminescent display (1990-05-22),

10. 4894613 - Inductive speed sensor having switching hysteresis for increasing the (1990-01-16),

11. 4874430 - Composite silver base electrical contact material (1989-10-17),

12. 4872828 - Integrated furnace control and control self test (1989-10-10),

13. 4865538 - Fail safe gas valve drive circuit (1989-09-12),

14. 4846912 - Method of insulating a coil (1989-07-11),

15. 4845839 - Method of making a resistive element (1989-07-11),

Hamilton Standard Controls, Inc., based in Farmington, Connecticut, specializes in advanced control systems and technologies. The company focuses on developing innovative solutions for aerospace and industrial applications, emphasizing precision and reliability in its products. With a commitment to research and development, Hamilton Standard integrates cutting-edge technology to enhance performance and safety in various sectors, including aviation and manufacturing. Their expertise positions them as a key player in the control systems market.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

34 Patents

#9 in Farmington, CT

#260 in Connecticut

#9,991 in US

#19,594 in the World

Farmington, CT, United States of America

Hamilton Standard Controls, Inc.

Forward Citations = 741

26 inventors:

Eugene P Mierzwinski (8 out of 15 patents)

Stephen E Youtz (7 out of 7 patents)

Kenneth Brown (4 out of 5 patents)

4. Robert E Prouty (4 out of 8 patents)

5. Richard E Riley (3 out of 16 patents)

Please report any incorrect information to [email protected]

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