Sagamihara, Japan

Masasuke Tominaga

This inventor holds 7 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1990-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masasuke Tominaga. Retrieved from https://idiyas.com/inventor/masasuke-tominaga

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

Calculating rank

% Patents Active = 85.7

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 255(Granted Patents)


Location History:

  • Kawasaki, JP (1990 - 1994)
  • Sagamihara, JP (1999 - 2009)

Company Filing History:


Years Active: 1990-2009

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7 patents (USPTO):Explore Patents

Title: **Masasuke Tominaga: Innovator in Electronic Business Transactions**

Introduction

Masasuke Tominaga is a notable inventor based in Sagamihara, Japan, known for his significant contributions to the field of electronic business transactions. With a total of 7 patents to his name, Tominaga has been at the forefront of developing systems that enhance the efficiency and security of business interactions over networks.

Latest Patents

Among his latest innovations is an electronic business transaction system designed to facilitate and secure transactions conducted through networks. This innovative system features a center site that intervenes in business transactions, creating a robust framework for secure exchanges. The center site includes an open business information database that accumulates open business information from member sites within the network, ensuring transparency and accessibility. Additionally, it manages a notarization database that preserves the content of contracts for transactions between involved parties. Upon receiving a transaction request aligned with the open business information, the system notifies the relevant information supply site and plays a critical role in the notarization process, thereby accumulating the contract within the notarization database. This advancement underlines Tominaga's commitment to enhancing business transaction security and integrity.

Career Highlights

Masasuke Tominaga is associated with Hitachi, Ltd., a leading company in technology and innovation. His work at Hitachi, alongside his impactful innovations, has positioned him as a key figure in the evolution of electronic transaction technologies.

Collaborations

Throughout his career, Tominaga has had the opportunity to work alongside esteemed colleagues such as Makoto Kobayashi and Hiromitsu Shiina. Collaborating with fellow professionals in the field has undoubtedly contributed to the fruitful development of his inventions and furthered advancements in the technology sector.

Conclusion

Masasuke Tominaga's contributions to electronic business transaction systems highlight his innovative spirit and dedication to improving the landscape of business operations. With his impressive portfolio of patents, he continues to influence the industry while paving the way for future advancements in 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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