% Expired Patents = 62.5

Forward Citations = 213

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5 inventors (with patents filed for the assignee):

Seng-Tiong Ho (7 out of 44 patents)

Yan Zhou (6 out of 74 patents)

Boon-Siew Ooi (2 out of 3 patents)

4. Shide Cheng (2 out of 3 patents)

5. Ruiyu Wang (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 7643719 - Superlens and a method for making the same (2010-01-05),

2. 7616856 - Varying refractive index optical medium using at least two materials with thicknesses less than a wavelength (2009-11-10),

3. 7426328 - Varying refractive index optical medium using at least two materials with thicknesses less than a wavelength (2008-09-16),

4. 7303339 - Optical beam transformer module for light coupling between a fiber array and a photonic chip and the method of making the same (2007-12-04),

5. 6984538 - Method for quantum well intermixing using pre-annealing enhanced defects diffusion (2006-01-10),

6. 6888989 - Photonic chip mounting in a recess for waveguide alignment and connection (2005-05-03),

7. 6879757 - Connection between a waveguide array and a fiber array (2005-04-12),

8. 6878562 - Method for shifting the bandgap energy of a quantum well layer (2005-04-12),

Company Overview

Phosistor Technologies, Incorporated is a leading provider of innovative solutions in the field of photonics and optoelectronics. With a focus on developing cutting-edge technologies for various industries, Phosistor is committed to advancing the possibilities of light-based technologies. The company offers a range of products and services, including photonic components, optical communication systems, and custom solutions tailored to meet the needs of its clients. Through a dedication to research and development, Phosistor continues to push the boundaries of what is possible with light.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#70 in Pleasanton, CA

#8,540 in California

#35,924 in US

Pleasanton, CA, United States of America

Phosistor Technologies, Incorporated

Forward Citations = 213

5 inventors:

Seng-Tiong Ho (7 out of 44 patents)

Yan Zhou (6 out of 74 patents)

Boon-Siew Ooi (2 out of 3 patents)

4. Shide Cheng (2 out of 3 patents)

5. Ruiyu Wang (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Phosistor Technologies, Incorporated. Retrieved from https://idiyas.com/company/phosistor-technologies

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]