For the Inventor, By the Inventor

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Menlo Park, CA, United States of America

Personalis, Inc.

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USPTO Granted Patents = 43

EPO Patents = 6

Trademarks = 26

Forward Citations = 365

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16 inventors (with patents filed for the assignee):

John West (38 out of 39 patents)

Richard Chen (31 out of 32 patents)

Mark R Pratt (19 out of 33 patents)

4. Gabor T Bartha (17 out of 17 patents)

5. Gemma Chandratillake (16 out of 16 patents)

6. Sarah Garcia (16 out of 16 patents)

7. Shujun Luo (15 out of 21 patents)

8. Hugo Yu Kor Lam (14 out of 14 patents)

9. Christian Haudenschild (9 out of 9 patents)

10. Jason Harris (7 out of 16 patents)

11. Ming Chu Li (5 out of 88 patents)

12. Michael James Clark (2 out of 3 patents)

13. Laurie Goodman (1 out of 1 patent)

14. Nicholas Phillips (1 out of 1 patent)

15. Nicholas Phillips (1 out of 1 patent)

Core Competencies:

Genetic Analysis

Tumor Purity

Personalized Cancer Monitoring

Mosaicism

Nucleic Acids

Genotypes

Multi-Species Analysis

Customized Assays

Sequencing Files

Genomic Analysis

43 patents: Sort by Forward Citations

1. 12774497 - Methods for using mosaicism in nucleic acids sampled distal to their origin (2026-10-27),

2. 12706180 - System and method for management of compressed sequencing files (2026-08-11),

3. 12624394 - Methods and systems for genetic analysis (2026-05-12),

4. 12571039 - Methods and systems for genetic analysis (2026-03-10),

5. 12516385 - Methods for using mosaicism in nucleic acids sampled distal to their origin (2026-01-06),

6. 12512183 - Estimating tumor purity from single samples (2025-12-30),

7. 12371746 - Methods and systems for genetic analysis (2025-07-29),

8. 12297508 - Customized assays for personalized cancer monitoring (2025-05-13),

9. 12270083 - Methods for using mosaicism in nucleic acids sampled distal to their origin (2025-04-08),

10. 12258628 - Methods and systems for genetic analysis (2025-03-25),

11. 12217830 - Estimating tumor purity from single samples (2025-02-04),

12. 12084717 - Methods and systems for genetic analysis (2024-09-10),

13. 11976326 - Methods and systems for genetic analysis (2024-05-07),

14. 11965214 - Methods for using mosaicism in nucleic acids sampled distal to their origin (2024-04-23),

15. 11952625 - Methods and systems for genetic analysis (2024-04-09),

Company Overview

Personalis, Inc. is a biotechnology company based in Menlo Park, California, specializing in advanced genomic sequencing and analysis. The organization focuses on providing comprehensive genomic solutions for precision medicine, particularly in oncology. By leveraging its proprietary technology, Personalis aims to enhance the understanding of complex diseases and improve patient outcomes through tailored therapeutic strategies. Its innovative approach combines extensive data analysis with cutting-edge sequencing techniques to support personalized healthcare initiatives.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

43 Patents

#36 in Menlo Park, CA

#1,905 in California

#8,111 in US

#16,053 in the World

Menlo Park, CA, United States of America

Personalis, Inc.

Forward Citations = 365

16 inventors:

John West (38 out of 39 patents)

Richard Chen (31 out of 32 patents)

Mark R Pratt (19 out of 33 patents)

4. Gabor T Bartha (17 out of 17 patents)

5. Gemma Chandratillake (16 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Personalis, Inc.. Retrieved from https://idiyas.com/company/personalis

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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