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For the Inventor, By the Inventor

Morgan Hill, CA, United States of America

David John Seagle

USPTO Granted Patents = 115 

Average Co-Inventor Count = 2.6

ph-index = 21

Forward Citations = 3,039(Granted Patents)

Forward Citations (Not Self Cited) = 2,986(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Santa Barbara, CA (US) (2001 - 2005)
  • Morgan Hill, CA (US) (1996 - 2024)

Company Filing History:

goldMedal34 out of 2,636 
 
Hitachi Global Storage Technologies Netherlands B.v.
 patents
silverMedal23 out of 987 
 
Hgst Netherlands, B.v.
 patents
bronzeMedal21 out of 164,197 
 
International Business Machines Corporation
 patents
4. 21 out of 5,313 
 
Western Digital Technologies, Inc.
 patents
5. 16 out of 728 
 
Western Digital (fremont), Inc.
 patents

Years Active: 1996-2025

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Areas of Expertise:
Magnetic Recording
Tape Heads
Servo Readers
Tunneling Magnetoresistive (Tmr) Sensors
Data Storage Devices
Electrostrictive Control
Flux-Guided Sensors
Magnetic Read Sensors
High-Frequency Voltage Isolation
Multi-Channel Recording Heads
Signal-To-Noise Ratio Optimization
Magnetic Head Design
115 patents (USPTO):Explore Patents
1. 12374358 - Tape heads having tiered servo readers (2025-07-29),
2. 12322424 - 3-band magnetic recording tape and tape drive (2025-06-03),
3. 12148447 - HDD head having same gap verify and system for using same (2024-11-19),
4. 12094502 - Offset edge of servo heads relative to data heads for signal-to-noise ratio optimization in a tape head module (2024-09-17),
5. 12094496 - Dual circuit isolation of writer to reader crosstalk for SGV modules (2024-09-17),
6. 12087336 - Tape heads having shifted array/pad arrangements (2024-09-10),
7. 11990162 - Independent reader/writer overcoats for an SGV tape head (2024-05-21),
8. 11862195 - Multi-channel recording head having servo readers proximate to write transducers and read transducers (2024-01-02),
9. 11776565 - Tape head with side-shielded writers and process for making same (2023-10-03),
10. 11682421 - Tape head design having a null shield for same gap verify (2023-06-20),
11. 11646053 - Tape head design having same gap verify capabilities (2023-05-09),
12. 11514929 - Magnetic recording head having same-gap read-after-write (2022-11-29),
13. 11373683 - Data storage device using laterally offset read element to compensate for tape stretch (2022-06-28),
14. 11227628 - Recessed tape servo head to create an equipotential tape bearing surface (2022-01-18),
15. 11114117 - Process for manufacturing magnetic head having a servo read transducer structure with dielectric gap liner and a data read transducer structure with an embedded wear layer between thin and thick shield portions (2021-09-07),

Title: The Innovative Mind of David John Seagle

Introduction:

David John Seagle, a talented inventor based in Morgan Hill, CA, has made significant contributions to the field of technology with his creative and groundbreaking ideas.

Latest Patents:

David John Seagle holds several patents in various technological domains, showcasing his versatility and ingenuity in inventing new solutions to complex problems.

Career Highlights:

Throughout his illustrious career, David John Seagle has been recognized for his innovative spirit and dedication to pushing the boundaries of technology. His work has revolutionized industries and improved the lives of many.

Collaborations:

David John Seagle has collaborated with leading tech companies and research institutions to bring his inventions to life. His ability to work effectively in teams has led to successful partnerships and groundbreaking innovations.

Conclusion:

In conclusion, David John Seagle stands as a beacon of creativity and innovation in the world of technology. His passion for inventing and his drive to make a difference continue to inspire others in the field.

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