Odawara, Japan

Tadahisa Ishiwata

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1999-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadahisa Ishiwata. Retrieved from https://idiyas.com/inventor/tadahisa-ishiwata

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 = 3.7

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1999-2008

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2 patents (USPTO):Explore Patents

Title: The Innovations of Tadahisa Ishiwata

Introduction

Tadahisa Ishiwata is a prominent inventor based in Odawara, Japan. He has made significant contributions to the field of technology, particularly in the development of disk array devices. With a total of 2 patents to his name, Ishiwata continues to push the boundaries of innovation.

Latest Patents

Ishiwata's latest patents include a disk array device and a disk array device housing. The disk array device comprises at least one object of cooling that includes a plurality of disk-type storage devices. Additionally, it features cooling parts that cool the object of cooling indirectly by means of a cooling medium. Another notable patent is the magnetic disc storage unit for electronic computers, which showcases his expertise in storage technology.

Career Highlights

Ishiwata is currently employed at Hitachi, Ltd., a leading company in the technology sector. His work at Hitachi has allowed him to collaborate with other talented professionals and contribute to groundbreaking projects.

Collaborations

Some of his notable coworkers include Kiyotaka Izawa and Takashi Yamamoto. Their combined efforts have led to advancements in various technological innovations.

Conclusion

Tadahisa Ishiwata's contributions to the field of technology through his patents and work at Hitachi, Ltd. highlight his role as an influential inventor. His innovative spirit continues to inspire advancements in disk storage technology.

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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