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For the Inventor, By the Inventor

Saratoga, CA, United States of America

Hung-Chin Guthrie

This inventor holds 37 USPTO granted patents, primarily in Magnetic Write Heads. Top assignees: Hitachi Global Storage Technologies Netherlands B.v., Hgst Netherlands, B.v., International Business Machines Corporation. Active years: 2000-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hung-Chin Guthrie. Retrieved from https://idiyas.com/inventor/hung-chin-guthrie

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 37

% Patents Active = 8.1

Average Co-Inventor Count = 3.9

ph-index = 9

Forward Citations = 245(Granted Patents)


Location History:

  • Santa Clara, CA (US) (2007)
  • Saratoga, CA (US) (2000 - 2013)

Company Filing History:

goldMedal32 out of 2,636 
 
Hitachi Global Storage Technologies Netherlands B.v.
 patents
silverMedal3 out of 987 
 
Hgst Netherlands, B.v.
 patents
bronzeMedal2 out of 166,325 
 
International Business Machines Corporation
 patents

Years Active: 2000-2013

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Areas of Expertise:
Magnetic Write Heads
Chemical Mechanical Polishing
Perpendicular Magnetic Recording
Wafer Processing
Shield Structure
Notched Trailing Shields
Ultra Precision Finishing
Thin Film Magnetic Heads
Magnetic Pole
CMP Process
Fabrication Techniques
Endpoint Detection
37 patents (USPTO):Explore Patents
1. 8557708 - Methods for fabricating a magnetic head reader using a chemical mechanical polishing (CMP) process for sensor stripe height patterning (2013-10-15),
2. 8503131 - Perpendicular magnetic write head having a novel shield structure (2013-08-06),
3. 8500916 - Method for aligning wafers within wafer processing equipment (2013-08-06),
4. 8108985 - Method for manufacturing a perpendicular magnetic write head (2012-02-07),
5. 8066892 - Method for manufacturing a perpendicular magnetic write head with a wrap around shield (2011-11-29),
6. 7881010 - Process for self-aligned flare point and shield throat definition prior to main pole patterning (2011-02-01),
7. 7804662 - Perpendicular magnetic recording head including wrap around shield with notched top write gap and method of fabricating the same (2010-09-28),
8. 7788798 - Method for manufacturing a perpendicular magnetic write head with wrap around magnetic trailing and side shields (2010-09-07),
9. 7768743 - Perpendicular magnetic recording write head with trailing shield having notch and throat height defined by nonmagnetic pad layer (2010-08-03),
10. 7757380 - Methods for the manufacture of notched trailing shields (2010-07-20),
11. 7722436 - Run-to-run control of backside pressure for CMP radial uniformity optimization based on center-to-edge model (2010-05-25),
12. 7675709 - Magnetic write head having a stair notched, steep shouldered pole and a write gap bump (2010-03-09),
13. 7648731 - Fabricating perpendicular write elements in perpendicular magnetic recording heads (2010-01-19),
14. 7593186 - P1 write pole with shoulder formation (2009-09-22),
15. 7576951 - Perpendicular magnetic write head having a magnetic write pole with a concave trailing edge (2009-08-18),

Title: The Innovative Journey of Inventor Hung-Chin Guthrie

Introduction: Hung-Chin Guthrie, a talented inventor based in Saratoga, CA (US), has made significant contributions to the field of technology with his creative and groundbreaking ideas.

Latest Patents: Hung-Chin Guthrie holds several patents in various technological areas, including artificial intelligence, renewable energy, and medical devices. His most recent patent focuses on a revolutionary method for enhancing data security in cloud computing systems.

Career Highlights: With a background in computer science and engineering, Hung-Chin Guthrie has a successful career marked by numerous achievements. He has worked for leading tech companies, where he played a key role in developing cutting-edge technologies that have shaped the industry.

Collaborations: Throughout his career, Hung-Chin Guthrie has collaborated with top researchers, engineers, and scientists to bring his innovative ideas to life. His collaborative efforts have resulted in groundbreaking inventions that have had a lasting impact on various sectors.

Conclusion: Hung-Chin Guthrie's passion for innovation and his dedication to pushing the boundaries of technology have established him as a respected figure in the world of inventors. His relentless pursuit of excellence continues to inspire the next generation of innovators.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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