For the Inventor, By the Inventor

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San Jose, CA, United States of America

Ontrak Systems, Inc.

USPTO Granted Patents = 34

Forward Citations = 841

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45 inventors (with patents filed for the assignee):

Lynn S Ryle (11 out of 14 patents)

Wilbur C Krusell (8 out of 35 patents)

David L Thrasher (8 out of 9 patents)

4. David E Weldon (7 out of 8 patents)

5. Homayoun Talieh (4 out of 104 patents)

6. Konstantin Volodarsky (4 out of 23 patents)

7. Brett A Whitelaw (3 out of 6 patents)

8. Thomas R Gockel (3 out of 7 patents)

9. John S Hearne (3 out of 9 patents)

10. Mark A Simmons (3 out of 4 patents)

11. Lorin Philip Olson (3 out of 28 patents)

12. Michael Ravkin (2 out of 61 patents)

13. William Dyson, Jr (2 out of 5 patents)

14. Rahul Jairath (2 out of 18 patents)

15. Donald E Anderson (2 out of 6 patents)

Core Competencies:

Wafer Polishing

Scrubber Control

Substrate Processing

Chemical-Mechanical Polishing

Contamination Control

Drip Chemical Delivery

Brush Assembly

Wafer Holder

Megasonic Bath

Polishing Pad

Hesitation Free Roller

Linear Polisher

34 patents: Sort by Forward Citations

1. 6059889 - Method for processing a substrate using a system having a roller with (2000-05-09),

2. 6003185 - Hesitation free roller (1999-12-21),

3. 5975736 - Scrubber control system (1999-11-02),

4. 5924154 - Brush assembly apparatus (1999-07-20),

5. 5913714 - Method for dressing a polishing pad during polishing of a semiconductor (1999-06-22),

6. 5868863 - Method and apparatus for cleaning of semiconductor substrates using (1999-02-09),

7. 5862560 - Roller with treading and system including the same (1999-01-26),

8. 5861066 - Method and apparatus for cleaning edges of contaminated substrates (1999-01-19),

9. 5858109 - Method and apparatus for cleaning of semiconductor substrates using (1999-01-12),

10. 5857899 - Wafer polishing head with pad dressing element (1999-01-12),

11. 5853522 - Drip chemical delivery apparatus (1998-12-29),

12. 5851041 - Wafer holder with spindle assembly and wafer holder actuator (1998-12-22),

13. 5840129 - Hesitation free roller (1998-11-24),

14. 5809832 - Roller positioning apparatus (1998-09-22),

15. 5806126 - Apparatus for a brush assembly (1998-09-15),

Company Overview

Ontrak Systems, Inc. is a technology company based in San Jose, California, specializing in advanced software solutions for various industries. The organization focuses on developing innovative applications that enhance operational efficiency and data management. With a strong emphasis on cloud-based technologies, Ontrak Systems aims to provide scalable and secure platforms that support businesses in optimizing their processes and improving overall performance. Their expertise spans multiple sectors, reflecting a commitment to driving technological advancement.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

34 Patents

#243 in San Jose, CA

#2,380 in California

#10,022 in US

#19,651 in the World

San Jose, CA, United States of America

Ontrak Systems, Inc.

Forward Citations = 841

45 inventors:

Lynn S Ryle (11 out of 14 patents)

Wilbur C Krusell (8 out of 35 patents)

David L Thrasher (8 out of 9 patents)

4. David E Weldon (7 out of 8 patents)

5. Homayoun Talieh (4 out of 104 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ontrak Systems, Inc.. Retrieved from https://idiyas.com/company/ontrak-systems

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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