For the Inventor, By the Inventor

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Walnut, CA, United States of America

Horizon Photonics, Inc.

USPTO Granted Patents = 3

Forward Citations = 31

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4 inventors (with patents filed for the assignee):

Richard J Sweeney (3 out of 3 patents)

Robert R Cullen (2 out of 2 patents)

Henry Ty (1 out of 18 patents)

4. Robert C Cullen (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6395126 - Method of micro-fabrication (2002-05-28),

2. 6252708 - Temperature compensator for faraday rotator (2001-06-26),

3. 6126775 - Method of microfabrication (2000-10-03),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#23 in Walnut, CA

#16,407 in California

#71,953 in US

Walnut, CA, United States of America

Horizon Photonics, Inc.

Forward Citations = 31

4 inventors:

Richard J Sweeney (3 out of 3 patents)

Robert R Cullen (2 out of 2 patents)

Henry Ty (1 out of 18 patents)

4. Robert C Cullen (1 out of 1 patent)

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