For the Inventor, By the Inventor

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San Francisco, CA, United States of America

Tandent Vision Science, Inc.

USPTO Granted Patents = 77

CIPO Patents = 1

EPO Patents = 17

Forward Citations = 460

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22 inventors (with patents filed for the assignee):

Casey Arthur Smith (53 out of 53 patents)

Richard Mark Friedhoff (36 out of 36 patents)

Bruce Allen Maxwell (35 out of 35 patents)

4. Andrew Neil Stein (19 out of 23 patents)

5. Steven Joseph Bushell (14 out of 14 patents)

6. Kshitiz Garg (9 out of 9 patents)

7. Neil Alldrin (8 out of 8 patents)

8. Kristin Jean Dana (8 out of 8 patents)

9. Timothy King Rodgers, Jr (7 out of 7 patents)

10. David Tolliver (6 out of 8 patents)

11. James Andrew Bagnell (5 out of 40 patents)

12. Jean-Francois Lalonde (5 out of 10 patents)

13. Youngrock R Yoon (4 out of 8 patents)

14. Bartholomeus Christianus Leonardus Nabbe (4 out of 4 patents)

15. Iljung Samuel Kwak (3 out of 3 patents)

Core Competencies:

Intrinsic Image Generation

Road Marking Classification

Color Analytics

Image Segregation

Specularity Detection

Illumination Fields

Token Identification

Material Reflectance

Motion Discrimination

Depth Information

Chromatic Aberration

Spatio-Spectral Features

77 patents: Sort by Forward Citations

1. 10043249 - Method for image modification (2018-08-07),

2. 10032088 - Method and system for classifying painted road markings in an automotive driver-vehicle-assistance device (2018-07-24),

3. 9875415 - Method and system for classifying painted road markings in an automotive driver-vehicle-asistance device (2018-01-23),

4. 9760799 - Pipeline for generating an intrinsic image (2017-09-12),

5. 9754155 - Method and system for generating intrinsic images using a single reflectance technique (2017-09-05),

6. 9563815 - Method and system for processing an image received from a remote source (2017-02-07),

7. 9542614 - Constraint relationship for use in an image segregation (2017-01-10),

8. 9466005 - Method and system for classifying painted road markings in an automotive driver-vehicle-assistance device (2016-10-11),

9. 9396411 - Method and system for generating intrinsic images using a single reflectance technique (2016-07-19),

10. 9361700 - Constraint relationship for use in an image segregation (2016-06-07),

11. 9361527 - Method and system for classifying painted road markings in an automotive driver vehicle-assistance device (2016-06-07),

12. 9330337 - Color analytics for a digital image (2016-05-03),

13. 9230332 - Method for processing multiple images of a same scene (2016-01-05),

14. 9218534 - Method and system for classifying painted road markings in an automotive driver-vehicle-assistance device (2015-12-22),

15. 9158989 - Color pure scale-spaced pyramid arrangement for use in an image segregation (2015-10-13),

Company Overview

Tandent Vision Science, Inc., based in San Francisco, CA, specializes in advanced image processing technologies. The company focuses on developing solutions for intrinsic image generation, road marking classification, and color analytics, among other areas. Their innovative approaches include image segregation, specularity detection, and illumination fields, which enhance the understanding and interpretation of visual data. By leveraging these core technologies, Tandent aims to improve applications across various industries, including automotive and smart infrastructure.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

77 Patents

#70 in San Francisco, CA

#1,113 in California

#4,788 in US

#9,777 in the World

San Francisco, CA, United States of America

Tandent Vision Science, Inc.

Forward Citations = 460

22 inventors:

Casey Arthur Smith (53 out of 53 patents)

Richard Mark Friedhoff (36 out of 36 patents)

Bruce Allen Maxwell (35 out of 35 patents)

4. Andrew Neil Stein (19 out of 23 patents)

5. Steven Joseph Bushell (14 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tandent Vision Science, Inc.. Retrieved from https://idiyas.com/company/tandent-vision-science

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]

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