Saitama, Japan

Shigetaro Iwatsu

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigetaro Iwatsu. Retrieved from https://idiyas.com/inventor/shigetaro-iwatsu

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


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: Shigetaro Iwatsu: Innovator in Media Management Systems

Introduction

Shigetaro Iwatsu is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of media management systems. His innovative approach has led to the development of a unique media library system that enhances the efficiency of media exchanges.

Latest Patents

Iwatsu holds a patent for a media library system with an improved media management scheme. This system is designed to reduce the time and average moving distance of the media carrying unit required for exchanging recording media. The system features a storehouse with multiple storage cells for various recording media, a media driving unit for data read/write operations, and a media carrying unit that facilitates the exchange of recording media. The media exchange operation is optimized by organizing the storage cells into groups based on their average distances from the media driving unit, ensuring efficiency in media handling.

Career Highlights

Shigetaro Iwatsu is associated with Nippon Telegraph and Telephone Corporation, where he has been instrumental in advancing media management technologies. His work has not only improved operational efficiency but has also set a benchmark in the industry for media library systems.

Collaborations

Iwatsu has collaborated with notable colleagues such as Masao Sakai and Masahiro Ueno. Their combined expertise has contributed to the successful development of innovative solutions in the field.

Conclusion

Shigetaro Iwatsu's contributions to media management systems exemplify the impact of innovation in technology. His patent reflects a commitment to enhancing efficiency in media handling, making him a significant figure in the realm of inventions.

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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