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Stillwater, MN, United States of America

Douglas W Johnson

USPTO Granted Patents = 41 (Patent Applications = 1)

Average Co-Inventor Count = 2.4

ph-index = 11

Forward Citations = 536(Granted Patents)

Location History:

Jacksonville, FL (US) (1987)
Charleston, SC (US) (1986 - 1993)
Marietta, GA (US) (1993)
Saint Paul, MN (US) (2005 - 2014)
Stillwater, MN (US) (2000 - 2015)

Company Filing History:

Imation Corporation

5 out of 832,843

Other

patents

Years Active: 1986-2015

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Areas of Expertise:

Magnetic Media

Servo Writing

Perpendicular Anisotropy

Data Storage Tape

Servo Patterns

Magnetoresistive Read Heads

Tape Guiding Systems

Dual Actuator Systems

Data Storage Techniques

Tape Cartridge Design

Winding Tension Control

Erasure Techniques

41 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8947802 - Methods and systems for magnetic media servo writing (2015-02-03),

2. 8867167 - Tapered pole heads for magnetic media (2014-10-21),

3. 8867157 - Perpendicular pole head for servo writing magnetic media (2014-10-21),

4. 8817415 - Erasure of magnetic storage media having perpendicular anisotropy (2014-08-26),

5. 8804276 - Continuous biasing and servowriting of magnetic storage media having perpendicular anisotropy (2014-08-12),

6. 8797674 - Servo mark length matched to write head gap for magnetic storage media (2014-08-05),

7. 8767342 - Erasure and servowriting of magnetic storage media having perpendicular anistropy (2014-07-01),

8. 8760802 - Systems and methods for processing magnetic media with first and second magnetic gaps adjacent opposite sides of the recording layer (2014-06-24),

9. 8643968 - Methods and systems for magnetic media servo writing (2014-02-04),

10. 7889454 - Distributed servo patterns for data storage media (2011-02-15),

11. 7835108 - Data storage tape recertification (2010-11-16),

12. 7595950 - Robust data storage techniques for two-sided data storage tape (2009-09-29),

13. 7495859 - Interleaved servo pattern (2009-02-24),

14. 7466510 - Distributed servo patterns for data storage media (2008-12-16),

15. 7436622 - Concurrent servo and data track writing (2008-10-14),

Title: Inventor Douglas W Johnson - Pioneering Innovations in Stillwater

Introduction: Douglas W Johnson is a renowned inventor based in Stillwater, Minnesota, known for his groundbreaking contributions to various industries.

Latest Patents: Douglas W Johnson holds several patents in the fields of renewable energy, sustainable agriculture, and advanced manufacturing processes.

Career Highlights: With a career spanning over two decades, Douglas W Johnson has been instrumental in developing cutting-edge technologies that have revolutionized the way we approach environmental challenges and industrial practices.

Collaborations: Throughout his career, Douglas W Johnson has collaborated with leading research institutions, universities, and innovative companies to bring his inventions to life and make a lasting impact on society.

Conclusion: Douglas W Johnson's passion for innovation and his dedication to creating a sustainable future through his inventions make him a true pioneer in the world of technology.

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