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For the Inventor, By the Inventor

Nishinomiya, Japan

Shinzo Sawamura

This inventor holds 6 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 2001-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinzo Sawamura. Retrieved from https://idiyas.com/inventor/shinzo-sawamura

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 78(Granted Patents)


Company Filing History:

goldMedal6 out of 25,954 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 2001-2003

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6 patents (USPTO):Explore Patents
1. 6603619 - Magnetic storage medium and heat assisted recording and reproduction method (2003-08-05),
2. 6500530 - Magnetic recording medium (2002-12-31),
3. 6483653 - Magnetic recording medium and magnetic reproducing method (2002-11-19),
4. 6400654 - Magneto-optical recording and reproducing device capable of suppressing cross talk (2002-06-04),
5. 6367924 - Thermally assisted magnetic recording medium (2002-04-09),
6. 6333827 - Magnetic signal reproducing device, magnetic signal reproducing method and magnetic recording medium for high density reproduction (2001-12-25),

Title: The Innovations of Shinzo Sawamura

Introduction

Shinzo Sawamura is a prominent inventor based in Nishinomiya, Japan. He has made significant contributions to the field of magnetic storage technology, holding a total of six patents. His work focuses on enhancing the performance and efficiency of magnetic recording mediums.

Latest Patents

Among his latest patents is a magnetic storage medium and heat-assisted recording and reproduction method. This invention features a magnetic storage medium that exhibits a magnetic compensation temperature higher than room temperature. This design minimizes the effects of heat generated by a head using the magneto-resistance effect. The method enhances the signal-to-noise (S/N) ratio during reproduction by optimizing the bias current applied to the head. Another notable patent is a magnetic recording medium that comprises two magnetic layers with different magnetization, coercive force, and temperature characteristics. This innovation allows for a gradual temperature dependence of magnetization through magnetic coupling.

Career Highlights

Shinzo Sawamura is associated with Sharp Corporation, where he continues to develop cutting-edge technologies in magnetic storage. His work has been instrumental in advancing the capabilities of magnetic recording systems.

Collaborations

He has collaborated with notable coworkers, including Hiroyuki Katayama and Kunio Kojima, contributing to various projects that enhance the field of magnetic storage technology.

Conclusion

Shinzo Sawamura's innovative contributions to magnetic storage technology have significantly impacted the industry. His patents reflect a deep understanding of the complexities involved in magnetic recording and reproduction methods.

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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