For the Inventor, By the Inventor

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San Diego, CA, United States of America

Spin Physics, Inc.

USPTO Granted Patents = 26

Forward Citations = 524

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17 inventors (with patents filed for the assignee):

James U Lemke (5 out of 61 patents)

Neil J Griffith (4 out of 10 patents)

James A Bixby (4 out of 18 patents)

4. Robert A Lentz (3 out of 7 patents)

5. John F Bagby (3 out of 4 patents)

6. Jelmer Dorreboom (3 out of 3 patents)

7. Frederick J Jeffers (2 out of 54 patents)

8. Steven W Brooks (2 out of 2 patents)

9. Benjamin B Meckel (2 out of 8 patents)

10. John M Favrou (1 out of 4 patents)

11. Dennis F Cullum (1 out of 5 patents)

12. Jean Berchtold (1 out of 5 patents)

13. Raymond A Abraham (1 out of 1 patent)

14. Ward M Calaway (1 out of 5 patents)

15. Fredrick J Jeffers (1 out of 1 patent)

Core Competencies:

Magnetic Head

Multitrack Technology

Magnetoresistive

Video Playback

Magnetron Sputtering

Solid State Sensor

High Density

Dropout Compensation

Sintered Alloys

Control Circuitry

Segmented Recording

Playback Apparatus

26 patents: Sort by Forward Citations

1. 4372036 - Method of manufacturing a single-track video ferrite record/reproduce (1983-02-08),

2. 4346418 - High density multitrack magnetic head (1982-08-24),

3. 4346417 - Selectively actuable magnetic head (1982-08-24),

4. 4343026 - Magnetoresistive head employing field feedback (1982-08-03),

5. 4338514 - Apparatus for controlling exposure of a solid state image sensor array (1982-07-06),

6. 4334247 - Apparatus useful for converting asynchronous video information to (1982-06-08),

7. 4330807 - Magnetic playback apparatus having immunity to skew (1982-05-18),

8. 4324631 - Magnetron sputtering of magnetic materials (1982-04-13),

9. 4323934 - Dropout compensation circuitry (1982-04-06),

10. 4322763 - Magnetic head having a controllable high-permeability tunnel within a (1982-03-30),

11. 4318136 - Magnetic recording apparatus and method (1982-03-02),

12. 4306215 - Thin magnetoresistive head (1981-12-15),

13. 4299678 - Magnetic target plate for use in magnetron sputtering of magnetic films (1981-11-10),

14. 4290087 - Coarse and fine control of segmented video playback apparatus with (1981-09-15),

15. 4287539 - Segmented video recording with segment identification codes (1981-09-01),

Company Overview

Spin Physics, Inc., based in San Diego, CA, specializes in advanced quantum technologies, focusing on the development of innovative solutions for quantum computing and information processing. The company leverages cutting-edge research in spin-based systems to enhance computational capabilities and improve data security. With a commitment to pushing the boundaries of quantum science, Spin Physics aims to contribute significantly to the evolving landscape of technology and its applications across various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

26 Patents

#233 in San Diego, CA

#3,043 in California

#12,865 in US

#24,826 in the World

San Diego, CA, United States of America

Spin Physics, Inc.

Forward Citations = 524

17 inventors:

James U Lemke (5 out of 61 patents)

Neil J Griffith (4 out of 10 patents)

James A Bixby (4 out of 18 patents)

4. Robert A Lentz (3 out of 7 patents)

5. John F Bagby (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spin Physics, Inc.. Retrieved from https://idiyas.com/company/spin-physics

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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