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Santa Clara, CA, United States of America

Memorex Corporation

USPTO Granted Patents = 58

Forward Citations = 737

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63 inventors (with patents filed for the assignee):

Andrew M Rose (5 out of 20 patents)

Peter G Bischoff (4 out of 17 patents)

Ross P Clark (4 out of 7 patents)

4. Dean L Christensen (4 out of 4 patents)

5. Fred C Chung (3 out of 4 patents)

6. Henry Adair (3 out of 3 patents)

7. John R Osborne (2 out of 5 patents)

8. Bin-Lun Ho (2 out of 7 patents)

9. Donald L Rolph (2 out of 5 patents)

10. Dennis W Karle (2 out of 4 patents)

11. Duncan W Frew (2 out of 7 patents)

12. Eugenio Berti (2 out of 4 patents)

13. Ashraf I El-Sadi (2 out of 4 patents)

14. Frank J Sordello (2 out of 10 patents)

15. Frank S Ebey (2 out of 2 patents)

Core Competencies:

Magnetic Recording Medium

Tape Reel

Ferromagnetic Materials

Disk Drive

Servo Positioning Control

Thin Film Magnetic Head

Data Storage Apparatus

Recording Head Assembly

Lubricant Composition

Magnetic Coating

Disk Accessing Circuitry

High Density Recording

58 patents: Sort by Forward Citations

1. 4880180 - Tape reel (1989-11-14),

2. 4861655 - Thermoplastic magnetic coating composition (1989-08-29),

3. 4822637 - Fabrication of magnetic recording medium with lubricant (1989-04-18),

4. 4736845 - 'Brake/hold down' plug for computer tape reel closure (1988-04-12),

5. 4686146 - Radiation-cured recording composition with bi-part lube (1987-08-11),

6. 4670806 - Self loading slider for magnetic recording heads (1987-06-02),

7. 4659627 - Magnetic recording medium with lubricant (1987-04-21),

8. 4657816 - Ferromagnetic recording materials (1987-04-14),

9. 4644641 - Fabrication of 'Delta' magnetic head-sliders (1987-02-24),

10. 4642541 - Track following servo for higher density disk files (1987-02-10),

11. 4616277 - Disk drive storage system having means for compensating for seek driving (1986-10-07),

12. 4612586 - Method for measuring timing asymmetry in a magnetic storage system (1986-09-16),

13. 4612517 - Signal simulator for magnetic recording head (1986-09-16),

14. 4587714 - Manufacture of motor with split back magnet array (1986-05-13),

15. 4581664 - Disk accessing circuitry (1986-04-08),

Memorex Corporation, headquartered in Santa Clara, CA, specializes in magnetic recording technology, focusing on the development and manufacturing of advanced data storage solutions. The company is known for its expertise in magnetic recording mediums, including tape reels and ferromagnetic materials, which are essential for various data storage applications. Memorex also innovates in servo positioning control and thin film magnetic head technologies, contributing to the efficiency and reliability of disk drives and recording head assemblies.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

58 Patents

#65 in Santa Clara, CA

#1,442 in California

#6,151 in US

#12,380 in the World

Santa Clara, CA, United States of America

Memorex Corporation

Forward Citations = 737

63 inventors:

Andrew M Rose (5 out of 20 patents)

Peter G Bischoff (4 out of 17 patents)

Ross P Clark (4 out of 7 patents)

4. Dean L Christensen (4 out of 4 patents)

5. Fred C Chung (3 out of 4 patents)

Please report any incorrect information to [email protected]

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