For the Inventor, By the Inventor

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Fremont, CA, United States of America

Read Rite Corporation

USPTO Granted Patents = 297

% Expired Patents = 1.3

Forward Citations = 25,970

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243 inventors (with patents filed for the assignee):

Zhupei Shi (28 out of 46 patents)

Daniel A Nepela (28 out of 37 patents)

Hua-Ching Tong (25 out of 32 patents)

4. Ronald A Barr (19 out of 34 patents)

5. Robert Earl Rottmayer (17 out of 33 patents)

6. Samuel Wonder Yuan (14 out of 21 patents)

7. Kenneth E Knapp (13 out of 23 patents)

8. Yong Shen (12 out of 39 patents)

9. Ciuter Chang (12 out of 18 patents)

10. Jamshid Bozorgi (12 out of 17 patents)

11. Durga P Ravipati (12 out of 13 patents)

12. Marcos Moises Lederman (12 out of 18 patents)

13. Billy W Crue, Jr (12 out of 15 patents)

14. Yiming Huai (11 out of 190 patents)

15. Lien-Chang Wang (11 out of 33 patents)

Core Competencies:

MRAM

Inductive Write Head

Magnetoresistive Sensor

Spin Valve

High Density

Magnetic Recording

Thin Film

Gimbal Assembly

Optical Focusing Device

Disk Drive

High Speed Writing

Microactuated Positioning

297 patents: Sort by Forward Citations

1. 6873547 - High capacity MRAM memory array architecture (2005-03-29),

2. 6650503 - Inductive write head including a thin high moment pedestal having a tapered edge (2003-11-18),

3. 6633464 - Synthetic antiferromagnetic pinned layer with Fe/FeSi/Fe system (2003-10-14),

4. 6618223 - High speed, high areal density inductive writer (2003-09-09),

5. 6583961 - Air bearing facilitating load/unload of a magnetic read/write head (2003-06-24),

6. 6577470 - Method and system for providing a tape head subassembly structure having an integrated wear bar and outrigger rail (2003-06-10),

7. 6552928 - Read-write control circuit for magnetic tunnel junction MRAM (2003-04-22),

8. 6552874 - Shared pole magnetic read-write head for achieving optimized erase band width and method of fabricating the same (2003-04-22),

9. 6538850 - Low profile head gimbal assembly with shock limiting and load/unload capability and method of manufacture thereof (2003-03-25),

10. 6532823 - Insulator layers for magnetoresistive transducers (2003-03-18),

11. 6515791 - Active reflection and anti-reflection optical switch (2003-02-04),

12. 6515573 - Method and system for providing edge-junction TMR utilizing a hard magnet as a pinned layer (2003-02-04),

13. 6512690 - High sensitivity common source amplifier MRAM cell, memory array and read/write scheme (2003-01-28),

14. 6512661 - Vertical giant magnetoresistance sensor utilizing an insulating bias layer (2003-01-28),

15. 6512659 - Disk drive actuator arm with microactuated read/write head positioning (2003-01-28),

Read Rite Corporation is a technology company specializing in the development and manufacturing of advanced data storage solutions. With a strong focus on innovation, Read Rite designs and produces high-performance read/write heads for the magnetic storage industry. Our cutting-edge products enable faster and more reliable data access in various storage devices such as hard disk drives, tape drives, and solid-state drives. With a customer-centric approach, Read Rite is committed to delivering superior quality components that meet the evolving demands of the data storage market.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

297 Patents

#8 in Fremont, CA

#313 in California

#1,477 in US

#3,001 in the World

Fremont, CA, United States of America

Read Rite Corporation

Forward Citations = 25,970

243 inventors:

Zhupei Shi (28 out of 46 patents)

Daniel A Nepela (28 out of 37 patents)

Hua-Ching Tong (25 out of 32 patents)

4. Ronald A Barr (19 out of 34 patents)

5. Robert Earl Rottmayer (17 out of 33 patents)

Please report any incorrect information to [email protected]

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