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For the Inventor, By the Inventor

Higashimurayama, Japan

Masamichi Tateoka

This inventor holds 8 USPTO granted patents and 1 EPO patent. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Solutions Corporation, Toshiba Digital Solutions Corporation. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masamichi Tateoka. Retrieved from https://idiyas.com/inventor/masamichi-tateoka-4bc9raef

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 62.5


Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 37(Granted Patents)


Location History:

  • Higashimurayama, JP (2006 - 2012)
  • Tokyo, JP (2008 - 2015)

Company Filing History:

goldMedal8 out of 53,276 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal3 out of 196 
 
Toshiba Solutions Corporation
 patents
bronzeMedal1 out of 123 
 
Toshiba Digital Solutions Corporation
 patents
where one patent can have more than one assignee

Years Active: 2006-2025

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8 patents (USPTO):Explore Patents
1. 12489608 - Cryptography communication system, key exchange node, application execution environment, control method, and storage medium (2025-12-02),
2. 9148355 - System management device, network system, system management method, and program (2015-09-29),
3. 8233627 - Method and system for managing a key for encryption or decryption of data (2012-07-31),
4. 7873168 - Secret information management apparatus and secret information management system (2011-01-18),
5. 7478425 - Server computer protection apparatus, method, program product, and server computer apparatus (2009-01-13),
6. 7415722 - Server computer protection apparatus and method for controlling data transfer by the same (2008-08-19),
7. 7404211 - Systems and methods for protecting a server computer (2008-07-22),
8. 7116675 - Methods and systems for transferring packets and preventing illicit access (2006-10-03),

Title: Masamichi Tateoka: Innovator in System Management and Data Encryption

Introduction

Masamichi Tateoka is a prominent inventor based in Higashimurayama, Japan. He has made significant contributions to the fields of system management and data encryption, holding a total of seven patents. His innovative work has had a considerable impact on the technology landscape.

Latest Patents

Tateoka's latest patents include a system management device, a network system, a system management method, and a program. One of his notable inventions involves a first calculator that determines a network distance representing the load during communication between physical machines. Additionally, he developed a method for managing encryption keys, which includes storing user private keys and sharing authority private keys securely.

Career Highlights

Throughout his career, Masamichi Tateoka has worked with notable companies such as Toshiba Corporation and Toshiba Solutions Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various technological advancements.

Collaborations

Tateoka has collaborated with several professionals in his field, including Tomonari Tanaka and Shin-ichi Kanno. These collaborations have further enriched his work and led to innovative solutions in system management and data security.

Conclusion

Masamichi Tateoka's contributions to technology through his patents and collaborations highlight his role as a key innovator in system management and data encryption. His work continues to influence the industry and pave the way for future advancements.

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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