For the Inventor, By the Inventor

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San Jose, CA, United States of America

Pdf Solutions, Incorporated

USPTO Granted Patents = 203

Trademarks = 21

Forward Citations = 2,365

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146 inventors (with patents filed for the assignee):

Christopher Hess (111 out of 111 patents)

Dennis Ciplickas (104 out of 104 patents)

Larg H Weiland (96 out of 96 patents)

4. Jonathan Haigh (95 out of 95 patents)

5. Indranil De (92 out of 115 patents)

6. Sherry F Lee (91 out of 91 patents)

7. Jeremy Cheng (90 out of 114 patents)

8. Tomasz Brozek (90 out of 90 patents)

9. John Kibarian (90 out of 90 patents)

10. Kimon Michaels (90 out of 90 patents)

11. Sheng-Che Lin (87 out of 87 patents)

12. Stephen Lam (86 out of 86 patents)

13. Hans Eisenmann (86 out of 87 patents)

14. Rakesh Vallishayee (86 out of 86 patents)

15. Vyacheslav Rovner (84 out of 84 patents)

Core Competencies:

Non-Contact Electrical Measurement

Particle Beam Alignment

BTI Degradation Effects

Wafer Bin Map Analysis

Machine Learning in Semiconductors

Anomalous Equipment Detection

Semiconductor Yield Prediction

Failure Detection Techniques

Test Structures for ICs

Process Control Techniques

Direct Memory Characterization

Characterization Vehicles

203 patents: Sort by Forward Citations

1. 12431333 - Systems, devices, and methods for aligning a particle beam and performing a non-contact electrical measurement on a cell and/or non-contact electrical measurement cell vehicle using a registration cell (2025-09-30),

2. 12429520 - Systems, devices, and methods for performing a non-contact electrical measurement on a cell, non-contact electrical measurement cell vehicle, chip, wafer, die, or logic block (2025-09-30),

3. 12416663 - Embedded system to characterize BTI degradation effects in MOSFETs (2025-09-16),

4. 12229945 - Wafer bin map based root cause analysis (2025-02-18),

5. 12223012 - Machine learning variable selection and root cause discovery by cumulative prediction (2025-02-11),

6. 12038802 - Collaborative learning model for semiconductor applications (2024-07-16),

7. 12038476 - Systems, devices, and methods for performing a non-contact electrical measurement on a cell, non-contact electrical measurement cell vehicle, chip, wafer, die, or logic block (2024-07-16),

8. 12020897 - Systems, devices, and methods for aligning a particle beam and performing a non-contact electrical measurement on a cell and/or non-contact electrical measurement cell vehicle using a registration cell (2024-06-25),

9. 11972987 - Die level product modeling without die level input data (2024-04-30),

10. 11972552 - Abnormal wafer image classification (2024-04-30),

11. 11775714 - Rational decision-making tool for semiconductor processes (2023-10-03),

12. 11763446 - Wafer bin map based root cause analysis (2023-09-19),

13. 11687439 - Automatic window generation for process trace (2023-06-27),

14. 11668746 - Systems, devices, and methods for performing a non-contact electrical measurement on a cell, non-contact electrical measurement cell vehicle, chip, wafer, die, or logic block (2023-06-06),

15. 11640328 - Predicting equipment fail mode from process trace (2023-05-02),

PDF Solutions, Incorporated is a leading provider of semiconductor manufacturing process optimization solutions. Their products and services enable semiconductor companies to improve yield, shorten time-to-market, and reduce costs. With a comprehensive portfolio of software, analytics, and consulting services, PDF Solutions helps semiconductor manufacturers optimize their manufacturing processes and achieve higher productivity and profitability.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

203 Patents

#62 in San Jose, CA

#451 in California

#1,964 in US

#4,048 in the World

San Jose, CA, United States of America

Pdf Solutions, Incorporated

Forward Citations = 2,365

146 inventors:

Christopher Hess (111 out of 111 patents)

Dennis Ciplickas (104 out of 104 patents)

Larg H Weiland (96 out of 96 patents)

4. Jonathan Haigh (95 out of 95 patents)

5. Indranil De (92 out of 115 patents)

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