For the Inventor, By the Inventor

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Austin, TX, United States of America

Ketra, Inc.

USPTO Granted Patents = 44

Trademarks = 1

Forward Citations = 1,357

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20 inventors (with patents filed for the assignee):

David J Knapp (25 out of 73 patents)

Horace C Ho (17 out of 68 patents)

Jason E Lewis (14 out of 47 patents)

4. Rebecca Frank (8 out of 32 patents)

5. Ryan Matthew Bocock (8 out of 48 patents)

6. Joseph Albert Savage (7 out of 10 patents)

7. Fangxu Dong (5 out of 34 patents)

8. Nav Sooch (5 out of 18 patents)

9. John P Michalko (3 out of 8 patents)

10. Derek Edward Logan (3 out of 10 patents)

11. Jivan James Luu (3 out of 14 patents)

12. Steven F Coakley (2 out of 7 patents)

13. Craig T Phillips (2 out of 5 patents)

14. Tomas J Mollnow (2 out of 4 patents)

15. Alcides Jose Dias (2 out of 9 patents)

Core Competencies:

Color Temperature Control

Recessed Downlight Fixture

Intelligent Illumination Device

Color Mixing Optics

LED Illumination Device

Lighting Control System

Temperature Calibration Method

Visual Content Control

Wireless Network Illumination

Flicker Avoidance

Luminance Control

Visible Light Communication

44 patents: Sort by Forward Citations

1. 9930742 - Keypad with color temperature control as a function of brightness among scenes and the momentary or persistent override and reprogram of a natural show and method thereof (2018-03-27),

2. 9857038 - Recessed downlight fixture and method for installing and universally adjusting the fixture in a new construction application (2018-01-02),

3. 9848482 - Intelligent illumination device (2017-12-19),

4. 9822957 - Recessed downlight fixture and method for installing and universally adjusting the fixture in a retrofit application (2017-11-21),

5. 9795000 - Illumination device, system and method for manually adjusting automated changes in exterior daylight among select groups of illumination devices placed in various rooms of a structure (2017-10-17),

6. 9769899 - Illumination device and age compensation method (2017-09-19),

7. 9736903 - Illumination device and method for calibrating and controlling an illumination device comprising a phosphor converted LED (2017-08-15),

8. 9736895 - Color mixing optics for LED illumination device (2017-08-15),

9. 9674917 - Illumination system and method that presents a natural show to emulate daylight conditions with smoothing dimcurve modification thereof (2017-06-06),

10. 9668314 - Linear LED illumination device with improved color mixing (2017-05-30),

11. 9655215 - System and method for ensuring minimal control delay to grouped illumination devices configured within a wireless network (2017-05-16),

12. 9655214 - Device, system and method for controlling visual content loaded into a grouped set of illumination devices configured within a wireless network (2017-05-16),

13. 9655188 - Illumination device and method for independently controlling power delivered to a load from dimmers having dissimilar phase-cut dimming angles (2017-05-16),

14. 9655178 - Device and method for removing transient and drift from an AC main supplied to a DC-controlled LED load (2017-05-16),

15. 9651632 - Illumination device and temperature calibration method (2017-05-16),

Ketra, Inc. is a leading provider of innovative lighting solutions. We offer advanced lighting control systems that enable users to create personalized lighting environments. Our products utilize cutting-edge technology to deliver high-quality, adjustable lighting options for residential, commercial, and hospitality spaces. With our comprehensive range of lighting solutions, Ketra is committed to enhancing the way people experience and interact with light.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

44 Patents

#67 in Austin, TX

#442 in Texas

#7,676 in US

#15,298 in the World

Austin, TX, United States of America

Ketra, Inc.

Forward Citations = 1,357

20 inventors:

David J Knapp (25 out of 73 patents)

Horace C Ho (17 out of 68 patents)

Jason E Lewis (14 out of 47 patents)

4. Rebecca Frank (8 out of 32 patents)

5. Ryan Matthew Bocock (8 out of 48 patents)

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