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For the Inventor, By the Inventor

Kanagawa, Japan

Mamoru Osato

This inventor holds 4 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1981-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mamoru Osato. Retrieved from https://idiyas.com/inventor/mamoru-osato

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 65(Granted Patents)


Location History:

  • Yokosuka, JP (1981)
  • Kanagawa, JP (1993)

Company Filing History:

goldMedal4 out of 58,145 
 
Sony Corporation
 patents

Years Active: 1981-1993

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4 patents (USPTO):Explore Patents
1. 5233491 - Disc drive with snap-fit seal (1993-08-03),
2. 5191568 - Disc drive apparatus with tracking control based on multiple reference (1993-03-02),
3. 5179482 - Disk drive with optical encoder having integral scale member (1993-01-12),
4. 4272653 - Loudspeaker and a method of producing the same (1981-06-09),

Title: Mamoru Osato: Innovator in Disc Drive Technology

Introduction

Mamoru Osato is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of disc drive technology, holding a total of 4 patents. His work has been instrumental in enhancing the performance and reliability of disc drives.

Latest Patents

Osato's latest patents include innovative designs that improve the functionality of disc drives. One of his notable inventions is a disc drive with a snap-fit seal. This design employs components such as a recording disc, a read/write head, a head positioner, and an arm mounted on a carriage member. The invention ensures that a cover member is secured to the carriage member, creating a closed space for the components. This is achieved through a resilient sealing member that engages with both the carriage and cover members without distorting the carriage.

Another significant patent is a disc drive apparatus with tracking control based on multiple references. This invention enhances tracking control and seek time adjustment. It determines the head tracking error distribution along the disc radius by referencing multiple position sensors. The tracking error distribution is then used to adjust the seek time, ensuring optimal performance of the disc drive.

Career Highlights

Mamoru Osato is currently employed at Sony Corporation, where he continues to innovate in the field of disc drive technology. His work has contributed to the advancement of data storage solutions, making them more efficient and reliable.

Collaborations

Osato has collaborated with several talented individuals in his field, including Akira Kadonaga and Tooru Tanaka. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Mamoru Osato's contributions to disc drive technology are noteworthy and have had a lasting impact on the industry. His innovative patents reflect his commitment to advancing technology and improving user experience.

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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