David Lee Swanson

This inventor holds 48 USPTO granted patents and 2 published patent applications, plus 1 CIPO patent and 1 EPO patent, primarily in Magnetic Tape Technology. Top assignees: International Business Machines Corporation, Other. Active years: 1980-2026.

USPTO Granted Patents = 48 (Patent Applications = 2)

% Patents Active = 47.9

CIPO Patents = 1

EPO Patents = 1 (Patent Applications = 3)

Average Co-Inventor Count = 3.1

ph-index = 9

Forward Citations = 273(Granted Patents)

Location History:

Wauwatosa, WI (US) (1980 - 1985)
Green Bay, WI (US) (1988 - 1990)
Grass Valley, CA (US) (2018)
Tucson, AZ (US) (2004 - 2024)

Company Filing History:

42 out of 166,209

International Business Machines Corporation

patents

4 out of 834,350

Other

patents

where one patent can have more than one assignee

Years Active: 1980-2026

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Areas of Expertise:

Magnetic Tape

Tape Head Design

Data Storage

Error Detection

Performance Optimization

Calibration

Multi-Host Writing

Vibration Compensation

Noise Reduction

Data Transfer

Track Measurement

Tape Damage Detection

48 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12744057 - Read offset calibration for magnetic tape recording (2026-09-22),

2. 12586605 - Magnetic tape head usable in two or more modes of operation (2026-03-24),

3. 12555598 - Symmetrical magnetic head and magnetic media for use with such head (2026-02-17),

4. 12482492 - Tape head wafer design for multiple formats using same tape (2025-11-25),

5. 12300284 - Single data band data storage (2025-05-13),

6. 12148457 - Magnetic tape reuse across products (2024-11-19),

7. 12051450 - Determining lateral error offsets to adjust a lateral position at which to move a tape head with respect to a tape medium (2024-07-30),

8. 12014755 - Side erasure control for track writing in a system (2024-06-18),

9. 12007833 - Adjusting error recovery procedure (ERP) in data drive based on historical ERP information (2024-06-11),

10. 11513741 - Automatic volume statistical and performance information tracking (2022-11-29),

11. 11448493 - Calibration of writer offset using media dimensional stability (2022-09-20),

12. 11404078 - Measuring amplitudes of written tracks in a tape drive to determine errors in read and write elements in the tape drive (2022-08-02),

13. 10964350 - Setting bias currents and limiting corrosion in TMR sensors (2021-03-30),

14. 10650853 - Tape damage detection (2020-05-12),

15. 10283153 - Tape damage detection (2019-05-07),

Title: The Inventive Mind of David Lee Swanson

Introduction: David Lee Swanson is a prolific inventor based in Tucson, Arizona. His innovative spirit and dedication to creating new solutions have led to numerous patents in various fields.

Latest Patents: David Lee Swanson's most recent patents focus on renewable energy technologies, including solar power systems and energy-efficient devices for everyday use.

Career Highlights: With a career spanning over two decades, David Lee Swanson has established himself as a leading figure in the innovation industry. His work has been recognized for its impact on sustainability and technological advancement.

Collaborations: Throughout his career, David Lee Swanson has collaborated with top research institutions and universities to further develop his inventions. His partnerships have led to groundbreaking discoveries and advancements in multiple fields.

Conclusion: David Lee Swanson's passion for innovation and commitment to creating a better future through his inventions make him a standout figure in the world of inventors. His contributions continue to inspire and drive progress in various industries.