For the Inventor, By the Inventor

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San Diego, CA, United States of America

Phase Metrics, Inc.

USPTO Granted Patents = 55

Forward Citations = 772

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50 inventors (with patents filed for the assignee):

Christopher A Lacey (10 out of 10 patents)

Kenneth H Womack (9 out of 11 patents)

Blasius Brezoczky (5 out of 11 patents)

4. Michael H Wahl (4 out of 27 patents)

5. Michael Inbar (4 out of 10 patents)

6. Peter C Jann (3 out of 11 patents)

7. Roger D Peters (3 out of 8 patents)

8. George A Burt, Jr (3 out of 3 patents)

9. John R Shelor (2 out of 4 patents)

10. Vladimir Pogrebinsky (2 out of 3 patents)

11. Alex Dadiomov (2 out of 4 patents)

12. Carlos A Duran (2 out of 4 patents)

13. Carlos A Durán (2 out of 2 patents)

14. Semyon Nodelman (2 out of 3 patents)

15. Jeffrey K Rhoton (2 out of 2 patents)

Core Competencies:

Savart Plate

Flying Height Measurement

Head Gimbal Assembly

Glass Substrate Inspection

Air Bearing Spindle

Robotic Arm End Effector

Piezoelectric Nanopositioner

Magnetic Media Testing

Optical Glide Tester

Interferometric Surface Inspection

Electrostatic Discharge Tooling

Magnetoresistive Head Testing

55 patents: Sort by Forward Citations

1. 6184993 - Apparatus for measuring a small gap using a Savart plate (2001-02-06),

2. 6184992 - Apparatus and method for measuring flying height and a real index of refraction (2001-02-06),

3. 6140661 - Loader with a matching finger that loads a head gimbal assembly onto a (2000-10-31),

4. 6088092 - Glass substrate inspection apparatus (2000-07-11),

5. 5986451 - Low z-height loader for a head gimbal assembly (1999-11-16),

6. 5957588 - Air bearing for a spindle (1999-09-28),

7. 5927934 - End effector for a robotic arm of a disk certifier (1999-07-27),

8. 5903085 - Piezoelectric nanopositioner (1999-05-11),

9. 5894374 - Method and apparatus for providing a clock assembly (1999-04-13),

10. 5893699 - End effector for a robotic arm of a disk certifier (1999-04-13),

11. 5883714 - Method and apparatus for detecting defects on a disk using (1999-03-16),

12. 5875029 - Apparatus and method for surface inspection by specular interferometric (1999-02-23),

13. 5872664 - Distortion of an isolated pulse (1999-02-16),

14. 5845401 - Crash tolerant air bearing spindle (1998-12-08),

15. 5841318 - Low noise preamplifier for a magneto-resistive head tester (1998-11-24),

Phase Metrics, Inc. is a leading technology company specializing in advanced measurement solutions. With expertise in optical and imaging technologies, we develop cutting-edge instruments and software for various industries including manufacturing, semiconductor, and research. Our innovative products enable precise measurement and analysis of critical parameters, improving efficiency and quality control. Visit our website to learn more.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

55 Patents

#110 in San Diego, CA

#1,469 in California

#6,226 in US

#12,536 in the World

San Diego, CA, United States of America

Phase Metrics, Inc.

Forward Citations = 772

50 inventors:

Christopher A Lacey (10 out of 10 patents)

Kenneth H Womack (9 out of 11 patents)

Blasius Brezoczky (5 out of 11 patents)

4. Michael H Wahl (4 out of 27 patents)

5. Michael Inbar (4 out of 10 patents)

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