For the Inventor, By the Inventor

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San Jose, CA, United States of America

Proteinsimple

USPTO Granted Patents = 36

CIPO Patents = 3

EPO Patents = 15

Trademarks = 13

Forward Citations = 126

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45 inventors (with patents filed for the assignee):

Tom Weisan Yang (15 out of 20 patents)

David John Roach (13 out of 22 patents)

Hui Xu (10 out of 24 patents)

4. Jiaqi Wu (7 out of 7 patents)

5. Jessica Dermody (6 out of 6 patents)

6. Christopher Heger (6 out of 6 patents)

7. Joshua I Molho (4 out of 7 patents)

8. Annegret Boge (4 out of 4 patents)

9. Roger A O'Neill (4 out of 19 patents)

10. Roland Y Wang (4 out of 4 patents)

11. Irina Georgievna Kazakova (3 out of 3 patents)

12. Cheng Zhou (3 out of 3 patents)

13. Jiaqi Wu (3 out of 3 patents)

14. James Mcelroy (3 out of 3 patents)

15. Colin B Kennedy (2 out of 49 patents)

Core Competencies:

Capillary Electrophoresis

Electrophoretic Separation

Analyte Detection

Protein Concentration

Isoelectric Focusing

Microfluidic Devices

Automated Assay Systems

Fractionation Techniques

Free Thiol Analysis

Gene Delivery Particles

Reusable Cartridges

Particle Size Distribution

36 patents: Sort by Forward Citations

1. 12540920 - Sheath channel formation between capillaries for high throughput capillary electrophoresis (2026-02-03),

2. 12540919 - Method for enhancing signals associated with electrophoretically separated analytes using post-electrophoresis treatment (2026-02-03),

3. 12383896 - Systems and methods for fractionation and collection of analytes in a sample (2025-08-12),

4. 12326417 - Reusable cartridge for capillary electrophoresis (2025-06-10),

5. 12265031 - Systems and methods for the detection and analysis of free thiol (2025-04-01),

6. 12216082 - Systems and methods for capillary electrophoresis, isoelectric point, and molecular weight analysis (2025-02-04),

7. 12216080 - Systems and methods for electrophoretic separation and analysis of analytes (2025-02-04),

8. 12209291 - Methods and systems for analysis of samples containing particles used for gene delivery (2025-01-28),

9. 12163918 - Compositions and methods for protein electrophoresis (2024-12-10),

10. 12023670 - Systems and methods for fractionation and collection of analytes in a sample (2024-07-02),

11. 11953436 - Systems and methods for the detection and analysis of free thiol (2024-04-09),

12. 11933759 - Apparatus, systems, and methods for capillary electrophoresis (2024-03-19),

13. 11913904 - Reusable cartridge for capillary electrophoresis (2024-02-27),

14. 11827946 - Methods and systems for analysis of samples containing particles used for gene delivery (2023-11-28),

15. 11726058 - Systems and methods for capillary electrophoresis, isoelectric point, and molecular weight analysis (2023-08-15),

ProteinSimple, based in San Jose, CA, specializes in innovative protein analysis solutions. The company develops advanced technologies for protein characterization, focusing on simplifying the complexities of protein research. Their product offerings include systems for protein separation, quantification, and analysis, catering to the needs of researchers in biotechnology and pharmaceutical sectors. By providing high-quality, user-friendly instruments, ProteinSimple enhances the efficiency and accuracy of protein studies, supporting advancements in life sciences.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

36 Patents

#233 in San Jose, CA

#2,244 in California

#9,495 in US

#18,697 in the World

San Jose, CA, United States of America

Proteinsimple

Forward Citations = 126

45 inventors:

Tom Weisan Yang (15 out of 20 patents)

David John Roach (13 out of 22 patents)

Hui Xu (10 out of 24 patents)

4. Jiaqi Wu (7 out of 7 patents)

5. Jessica Dermody (6 out of 6 patents)

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