For the Inventor, By the Inventor

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Valencia, CA, United States of America

Harmonic Design, Incorporated

USPTO Granted Patents = 25

% Expired Patents = 20.0

CIPO Patents = 2

Trademarks = 1

Forward Citations = 868

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14 inventors (with patents filed for the assignee):

Douglas R Domel (18 out of 27 patents)

Winston Glenn Walker (16 out of 27 patents)

Richard Scharf (2 out of 2 patents)

4. Roger Heald (2 out of 2 patents)

5. James C Dow (2 out of 75 patents)

6. Joel George Friedrick (1 out of 5 patents)

7. Adrien Brondex (1 out of 12 patents)

8. Rich Scharf (1 out of 3 patents)

9. Sarah Reymond (1 out of 1 patent)

10. Jean Pierre Lefebvre (1 out of 1 patent)

11. Miguel Leleu (1 out of 1 patent)

12. Norman C Walker (1 out of 2 patents)

13. Dave Schmeling (1 out of 1 patent)

14. Eric Paul Lagarde (1 out of 36 patents)

Core Competencies:

Motorized Actuator

Window Coverings

Control Circuit

Power Supply

Position Encoder

Louver Operation

Braking System

Photocell

Skylight Assembly

Suspension Device

Remote Control

Mini-Blind Actuator

25 patents: Sort by Forward Citations

1. 9322569 - Systems and methods for a motorized vent covering in an environment control system (2016-04-26),

2. 8438782 - Apparatus for simultaneous louver operation on arched shutters (2013-05-14),

3. 8141614 - Expanding coupling means for powered window covering (2012-03-27),

4. 7673667 - Low power, high resolution position encoder for motorized window covering (2010-03-09),

5. 7091682 - Frequency stabilizer circuit for window covering control chip clock (2006-08-15),

6. 6870338 - Magnetic encoder for powered window covering (2005-03-22),

7. 6850017 - Head rail-mounted actuator for window coverings (2005-02-01),

8. 6812662 - Photoelectric power supply system for motorized window coverings (2004-11-02),

9. 6794778 - Braking system for powered window covering (2004-09-21),

10. 6433498 - Head rail-mounted actuator for window coverings (2002-08-13),

11. 6338377 - Skylight assembly with head rail-mounted actuator (2002-01-15),

12. 6189592 - Roll up shade doubled fabric having patterns thereon (2001-02-20),

13. 6062290 - Photocell mounting apparatus for vertical blinds (2000-05-16),

14. 6060852 - Head rail-mounted actuator for window covering (2000-05-09),

15. 5907227 - Head rail-mounted actuator for window coverings (1999-05-25),

Harmonic Design, Incorporated, based in Valencia, California, specializes in advanced engineering solutions and innovative design services. The company focuses on developing cutting-edge technologies in areas such as signal processing, control systems, and embedded software. With a commitment to enhancing performance and efficiency, Harmonic Design serves a diverse range of industries, leveraging its expertise to address complex challenges and deliver tailored solutions that meet the evolving needs of its clients.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

Harmonic Design, Incorporated

25 Patents

#16 in Valencia, CA

#3,154 in California

#13,350 in US

#25,681 in the World

Valencia, CA, United States of America

Harmonic Design, Incorporated

Forward Citations = 868

14 inventors:

Douglas R Domel (18 out of 27 patents)

Winston Glenn Walker (16 out of 27 patents)

Richard Scharf (2 out of 2 patents)

4. Roger Heald (2 out of 2 patents)

5. James C Dow (2 out of 75 patents)

Please report any incorrect information to [email protected]

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