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For the Inventor, By the Inventor

Fuchu, Japan

Kazuma Yumoto

This inventor holds 34 USPTO granted patents and 4 published patent applications, primarily in Communication Systems. Top assignee: Hitachi, Ltd.. Active years: 1998-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuma Yumoto. Retrieved from https://idiyas.com/inventor/kazuma-yumoto

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

USPTO Granted Patents = 34 

% Patents Active = 35.3

Average Co-Inventor Count = 3.3

ph-index = 11

Forward Citations = 546(Granted Patents)


Location History:

  • Hachiohji, JP (1998)
  • Yokohama, JP (1999 - 2004)
  • Fuchuu, JP (2008)
  • Hachiouji, JP (2007 - 2009)
  • Hachioji, JP (1998 - 2013)
  • Fuchu, JP (2009 - 2015)
  • Tokyo, JP (2016)

Company Filing History:

goldMedal34 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 1998-2016

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Areas of Expertise:
Telecommunications
Network Management
Session Control
Load Balancing
Machine Allocation
Wireless Communication
Signaling Gateway
Multimedia Distribution
IP Telephone
Peer-to-Peer Communication
Communication Control
Information Sharing
34 patents (USPTO):Explore Patents
1. 9491043 - Communication path switching device, communication path switching method and communication path switching program (2016-11-08),
2. 9088526 - Communication system and communication control device (2015-07-21),
3. 8848522 - Telecommunications system and server apparatus (2014-09-30),
4. 8832279 - Network system, machine allocation device and machine allocation method (2014-09-09),
5. 8805976 - Network system, network management server, and configuration scheduling method, using summed processing time (2014-08-12),
6. 8724641 - Communication system and control method for communication system (2014-05-13),
7. 8547850 - Transport control server, network system and aggregated path setting method (2013-10-01),
8. 8526437 - Communication system and communication control device (2013-09-03),
9. 8396972 - Session control apparatus, software applied to session control apparatus, communication control method, and network system (2013-03-12),
10. 8271667 - Information service communication network system and session management server (2012-09-18),
11. 8239468 - Session QoS control apparatus (2012-08-07),
12. 8095681 - Load balancing server and system (2012-01-10),
13. 8027246 - Network system and node apparatus (2011-09-27),
14. 7984494 - Computer system establishing a safe communication path (2011-07-19),
15. 7882235 - Session control apparatus, software applied to session control apparatus, communication control method, and network system (2011-02-01),

Title: Innovations of Kazuma Yumoto: A Pioneer in Communication Technology

Introduction

Kazuma Yumoto, an accomplished inventor based in Fuchu, Japan, has made significant contributions to the field of communication technology. With a remarkable portfolio of 34 patents, he has dedicated his career to the advancement of innovative solutions in network communications.

Latest Patents

Among his latest inventions are a communication path switching device, a communication path switching method, and a communication path switching program. The communication path switching device is designed to assess whether a specified network device can perform path switching based on information regarding its coupling configuration and control function. It utilizes a storage device to manage coupling policies and processes path switching instructions to target network devices accordingly.

Additionally, he has developed a communication system and control device aimed at connecting a unified C/U router to a network with C/U separation. This invention ensures the continuity of U-plane communication even if issues affect the C-plane controller's messages due to network faults. The U-plane controller is adept at managing routing information and maintaining stable connections with user routers.

Career Highlights

Kazuma Yumoto’s career has been deeply intertwined with Hitachi, Ltd., where he has played a pivotal role in advancing communication technologies. His innovative mindset and dedication to research have led to several impactful patents, enhancing the reliability and efficiency of communication systems.

Collaborations

Throughout his career, Yumoto has collaborated with talented professionals, including Satoshi Kiyoto and Kazuyoshi Hoshino. These partnerships have fostered an environment of creativity and innovation, contributing to the groundbreaking developments in communication technology.

Conclusion

Kazuma Yumoto stands out as a prominent figure in the world of communication innovations. With his extensive patent portfolio and collaborative spirit, he continues to influence the future of communication technology, helping to shape the way networks operate across the globe. His dedication to solving complex challenges ensures that his legacy as an inventor will endure.

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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