For the Inventor, By the Inventor

Enter assignee name

Santa Clarita, CA, United States of America

Cogent Light Technologies, Inc.

USPTO Granted Patents = 40

Forward Citations = 790

Loading Chart...

Loading Chart...

21 inventors (with patents filed for the assignee):

Kenneth K Li (26 out of 66 patents)

Douglas M Brenner (14 out of 15 patents)

Glenn S Baker (8 out of 12 patents)

4. Chingfa Chen (7 out of 8 patents)

5. Robert L Piccioni (5 out of 7 patents)

6. Karlheinz Strobl (5 out of 11 patents)

7. Zafirios Gourgouliatos (4 out of 7 patents)

8. Thomas W Roller (4 out of 4 patents)

9. Robert Fischer (3 out of 3 patents)

10. Michael Thomas (3 out of 3 patents)

11. David D Chang (3 out of 9 patents)

12. Fred P Paulino (3 out of 3 patents)

13. Mark D Hopler (2 out of 2 patents)

14. Arnold M Heyman (1 out of 34 patents)

15. Harry Farrar (1 out of 1 patent)

Core Competencies:

Light Coupling

Optical Systems

Illumination Adaptors

Arc Lamp Technology

Fiber Optics

Parabolic Reflectors

High Intensity Light

Optical Couplers

Condenser Systems

Surgical Illumination

Temperature Control

Reflective Surfaces

40 patents: Sort by Forward Citations

1. 6854864 - Light pipe light source with flux condensing light pipe (2005-02-15),

2. 6672740 - Condensing and collecting optical system using parabolic reflectors or a corresponding ellipsoid/hyperboloid pair of reflectors (2004-01-06),

3. 6634759 - Coupling of light from a light source to a target using dual ellipsoidal reflectors (2003-10-21),

4. 6626582 - Snap-on connector system for coupling light from an illuminator to a fiber optic (2003-09-30),

5. 6619820 - Light condensing and collecting systems using lensed light pipes (2003-09-16),

6. 6616304 - Temperature control for arc lamps (2003-09-09),

7. 6595673 - Coupling of high intensity light into low melting point fiber optics using polygonal homogenizers (2003-07-22),

8. 6587269 - Polarization recovery system for projection displays (2003-07-01),

9. 6565235 - Folding an arc into itself to increase the brightness of an arc lamp (2003-05-20),

10. 6409391 - Fiber optic illumination adaptor assembly for multiple light guide connectors (2002-06-25),

11. 6385371 - Optical system including coupling for transmitting light between a single fiber light guide and multiple single fiber light guides (2002-05-07),

12. 6318885 - Method and apparatus for coupling light and producing magnified images using an asymmetrical ellipsoid reflective surface (2001-11-20),

13. 6312144 - Optical system having retro-reflectors (2001-11-06),

14. 6231199 - Collecting and condensing optical system using cascaded parabolic reflectors (2001-05-15),

15. 6227682 - Coupling of light from a small light source for projection systems using parabolic reflectors (2001-05-08),

Cogent Light Technologies, Inc., based in Santa Clarita, CA, specializes in advanced optical technologies, focusing on the development and manufacturing of innovative light pipes, optical systems, and high-intensity illumination solutions. The company is recognized for its expertise in parabolic reflectors and fiber optics, catering to diverse applications including surgical tools and optical couplers. With a commitment to enhancing light management and delivery, Cogent Light Technologies plays a pivotal role in various industries that rely on precision optical solutions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

40 Patents

#1 in Santa Clarita, CA

#2,035 in California

#8,618 in US

#17,048 in the World

Santa Clarita, CA, United States of America

Cogent Light Technologies, Inc.

Forward Citations = 790

21 inventors:

Kenneth K Li (26 out of 66 patents)

Douglas M Brenner (14 out of 15 patents)

Glenn S Baker (8 out of 12 patents)

4. Chingfa Chen (7 out of 8 patents)

5. Robert L Piccioni (5 out of 7 patents)

Please report any incorrect information to [email protected]

Loading…