logo

For the Inventor, By the Inventor

Saitama, Japan

Hideo Matsuyama

This inventor holds 6 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1990-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Matsuyama. Retrieved from https://idiyas.com/inventor/hideo-matsuyama

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 66.7

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 41(Granted Patents)


Location History:

  • Kokubunji, JP (1990)
  • Saitama, JP (1992 - 1995)
  • Hatoyama, JP (1995)
  • Hannou, JP (2006 - 2008)

Company Filing History:

goldMedal6 out of 42,740 
 
Hitachi, Ltd.
 patents

Years Active: 1990-2008

Loading Chart...
6 patents (USPTO):Explore Patents
1. 7351445 - Magnetic recording media and method of forming them (2008-04-01),
2. 7097924 - Magnetic recording media and method of forming them (2006-08-29),
3. 5448064 - Scanning electron microscope (1995-09-05),
4. 5444243 - Wien filter apparatus with hyperbolic surfaces (1995-08-22),
5. 5166522 - Spin detector (1992-11-24),
6. 4954770 - Spin-polarization detector (1990-09-04),

Title: Hideo Matsuyama: Innovator in Magnetic Recording Technology

Introduction

Hideo Matsuyama is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of magnetic recording technology, holding a total of 6 patents. His work focuses on enhancing the efficiency and density of magnetic recording media.

Latest Patents

Matsuyama's latest patents include innovative methods for creating magnetic recording media. One of his notable inventions is directed towards achieving high-density magnetic recording on materials with a large coercive force using a perpendicular magnetic recording head. By implementing a patterning technique on a soft magnetic underlayer of a perpendicular two-layer recording media, he allows the magnetic field from the write head to converge effectively. This advancement enables the magnetization reversal of materials with a high anisotropic constant, facilitating high-density magnetic recording.

Career Highlights

Hideo Matsuyama has built a successful career at Hitachi, Ltd., where he has been instrumental in developing cutting-edge technologies in magnetic recording. His expertise and innovative approach have positioned him as a key figure in the industry.

Collaborations

Matsuyama has collaborated with talented coworkers, including Chiseki Haginoya and Kaori Suzuki. Their combined efforts have contributed to the advancement of magnetic recording technologies.

Conclusion

Hideo Matsuyama's contributions to magnetic recording technology exemplify his innovative spirit and dedication to advancing the field. His patents and work at Hitachi, Ltd. continue to influence the industry and pave the way for future developments.

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]
Loading…