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Livermore, CA, United States of America

Formfactor, Inc.

USPTO Granted Patents = 506

EPO Patents = 18

Trademarks = 20

Forward Citations = 21,849

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192 inventors (with patents filed for the assignee):

Benjamin N Eldridge (197 out of 211 patents)

Gaetan L Mathieu (153 out of 173 patents)

Igor Y Khandros (140 out of 195 patents)

4. Charles A Miller (104 out of 119 patents)

5. Gary W Grube (89 out of 629 patents)

6. David V Pedersen (39 out of 53 patents)

7. Eric D Hobbs (29 out of 48 patents)

8. Benjamin N Eldridge, Jr (27 out of 28 patents)

9. A Nicholas Sporck (19 out of 21 patents)

10. Makarand S Shinde (18 out of 18 patents)

11. John K Gritters (17 out of 19 patents)

12. Carl V Reynolds (16 out of 16 patents)

13. Keith J Breinlinger (15 out of 42 patents)

14. Thomas H Dozier, Ii (13 out of 13 patents)

15. Stuart W Wenzel (13 out of 15 patents)

Core Competencies:

Probe Systems

Wafer Handling

Electrical Test Probes

Optical Probing

Vertical Probe Arrays

Calibration Chucks

MEMS Probe Cards

Automated Probe Heads

Beamforming Device Testing

3D Electrical Integration

Flexible Film Probes

Signal Path Assemblies

506 patents: Sort by Forward Citations

1. 12449445 - Remote control devices for probe systems, probe systems that include the remote control devices, and methods of remotely operating a motorized positioner of a probe system (2025-10-21),

2. 12442834 - Vertical probe array having sliding contacts in elastic guide plate (2025-10-14),

3. 12379395 - Probes, probe blades, tools for probe blades, blade holders, and probe systems for electrically testing a device under test (2025-08-05),

4. 12337467 - Wafer-handling end effectors configured to selectively lift a wafer from an upper surface of the wafer, probe systems that include the wafer-handling end effectors, and methods of utilizing the wafer-handling end effectors (2025-06-24),

5. 12306243 - Space transformers configured to be utilized in a probe system, probe systems that include the space transformers, and related methods (2025-05-20),

6. 12203959 - Methods of establishing contact between a probe tip of a probe system and a device under test, probe systems that perform the methods, and storage media that directs probe systems to perform the methods (2025-01-21),

7. 12113583 - Beamforming device testing (2024-10-08),

8. 12044704 - Method of centering probe head in mounting frame (2024-07-23),

9. 11927603 - Probes that define retroreflectors, probe systems that include the probes, and methods of utilizing the probes (2024-03-12),

10. 11874301 - Probe systems including imaging devices with objective lens isolators, and related methods (2024-01-16),

11. 11821912 - Methods of producing augmented probe system images and associated probe systems (2023-11-21),

12. 11754511 - Method and device for optically representing electronic semiconductor components (2023-09-12),

13. 11626357 - 3D electrical integration using component carrier edge connections to a 2D contact array (2023-04-11),

14. 11598789 - Probe systems configured to test a device under test and methods of operating the probe systems (2023-03-07),

15. 11486898 - Multi-conductor transmission line probe (2022-11-01),

FormFactor, Inc. is a leading provider of essential test and measurement technologies along the full IC life cycle. The company designs, manufactures, and sells advanced semiconductor wafer probe cards and test sockets used in the semiconductor manufacturing process. FormFactor's innovative products enable the accelerated development and production of next-generation devices, including microprocessors, flash memory, DRAM, and more. With a diverse customer base, including major semiconductor manufacturers and foundries worldwide, FormFactor aims to enable its customers to optimize their integrated circuit performance and yield.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

506 Patents

#2 in Livermore, CA

#215 in California

#930 in US

#1,864 in the World

Livermore, CA, United States of America

Formfactor, Inc.

Forward Citations = 21,849

192 inventors:

Benjamin N Eldridge (197 out of 211 patents)

Gaetan L Mathieu (153 out of 173 patents)

Igor Y Khandros (140 out of 195 patents)

4. Charles A Miller (104 out of 119 patents)

5. Gary W Grube (89 out of 629 patents)

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