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For the Inventor, By the Inventor

Tokyo, Japan

Akihiro Isomura

This inventor holds 6 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1988-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiro Isomura. Retrieved from https://idiyas.com/inventor/akihiro-isomura

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 = 1.3

ph-index = 5

Forward Citations = 63(Granted Patents)


Location History:

  • Ohme, JP (1988)
  • Oome, JP (1991)
  • Tokyo, JP (1991 - 1996)
  • Fussa, JP (1998)

Company Filing History:

goldMedal6 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents

Years Active: 1988-1998

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6 patents (USPTO):Explore Patents
1. 5729405 - Disk apparatus (1998-03-17),
2. 5566375 - Magnetic disk drive having voice coil motor for moving a carriage and (1996-10-15),
3. 5060101 - Storage device having a lock system for the access mechanism and method (1991-10-22),
4. 5038240 - Thin apparatus for etched on apparatus body recording medium with wiring (1991-08-06),
5. 5012372 - Head access mechanism for moving heads (1991-04-30),
6. 4748613 - Disc recording apparatus provided with a mechanism for moving the (1988-05-31),

Title: Akihiro Isomura: Innovator in Disk Drive Technology

Introduction

Akihiro Isomura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of disk drive technology, holding a total of 6 patents. His innovative designs have advanced the functionality and efficiency of magnetic disk drives.

Latest Patents

One of Isomura's latest patents is a disk apparatus that features a carriage rotatably arranged within a case. This apparatus includes a magnetic head supported on the carriage and a voice coil motor designed for rotating the carriage. The motor consists of a yoke fixed to the case, a magnet fixed to the yoke, and a coil mounted on the carriage facing the magnet. Additionally, the apparatus incorporates a carriage locking mechanism that utilizes a locking magnet and a magnetic member to secure the carriage in a stop position. An elastic member is also included to absorb shock and maintain a predetermined gap between the magnetic member and the locking magnet when the carriage is in the stop position.

Another notable patent is for a hard disk drive that comprises a voice coil motor for swinging a carriage about a support shaft. This design features a lock mechanism that secures the carriage in a desired position. The motor includes a coil fixed to the carriage and a motor magnet with an arcuate surface that is coaxial with the support shaft. The lock mechanism consists of a magnetic member attached to the carriage, which moves in an arcuate path, and a locking magnet that attracts the magnetic member when the carriage is swung to the desired position.

Career Highlights

Akihiro Isomura has dedicated his career to advancing disk drive technology. His work at Kabushiki Kaisha Toshiba has positioned him as a key player in the development of innovative storage solutions. His patents reflect a deep understanding of the mechanics involved in disk drive operations and demonstrate his commitment to enhancing performance and reliability.

Collaborations

Isomura has collaborated with notable colleagues, including Isao Morita and Toshihiro Sugaya. These partnerships have fostered a creative environment that has led to groundbreaking advancements in the field.

Conclusion

Akihiro Isomura's contributions to disk drive technology are significant and impactful. His innovative patents and collaborative efforts continue to shape the future of data storage solutions.

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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