logo

For the Inventor, By the Inventor

Tokyo, Japan

Hiroaki Kawasumi

This inventor holds 9 USPTO granted patents and 2 published patent applications. Top assignee: Fujitsu Corporation. Active years: 1994-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Kawasumi. Retrieved from https://idiyas.com/inventor/hiroaki-kawasumi

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

USPTO Granted Patents = 9 

% Patents Active = 44.4

Average Co-Inventor Count = 6.3

ph-index = 3

Forward Citations = 15(Granted Patents)


Location History:

  • Kashiwa, JP (1994)
  • Tokyo, JP (2014 - 2016)

Company Filing History:

goldMedal9 out of 39,374 
 
Fujitsu Corporation
 patents

Years Active: 1994-2016

Loading Chart...
9 patents (USPTO):Explore Patents
1. 9526060 - Ad hoc network system and route selection method (2016-12-20),
2. 9525614 - Communication system and communication method (2016-12-20),
3. 9521075 - Communication device and communication control method (2016-12-13),
4. 9509611 - Communication system, congestion avoidance method thereof, and meter reading system using communication system (2016-11-29),
5. 9125142 - Node apparatus, communication system, and channel selection method (2015-09-01),
6. 8742992 - Planar inverted F antenna (2014-06-03),
7. 8693399 - Gateway apparatus, node apparatus, communication system, and channel switching method (2014-04-08),
8. 8656036 - Distribution method and distribution system (2014-02-18),
9. 5278651 - Method and apparatus for synchronizing respective phases of high (1994-01-11),

Title: Hiroaki Kawasumi: Innovator in Communication Systems

Introduction

Hiroaki Kawasumi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of communication systems, holding a total of 9 patents. His work focuses on enhancing communication methods and systems, particularly in ad hoc networks.

Latest Patents

Kawasumi's latest patents include a communication system and method designed to improve wireless communication. This system features a specific node and multiple nodes that perform ad hoc wireless communication. Each node is equipped with a link quality evaluating unit, an upstream route constructing unit, a communicating unit, and a downstream route constructing unit. The link quality evaluating unit assesses route quality using a hello frame based on reception history. This allows for effective upstream communication and network formation. Additionally, he has developed an ad hoc network system that includes nodes communicating with a specific node, where each node calculates a cumulative value of connected communication nodes to select optimal connection destinations.

Career Highlights

Kawasumi is currently employed at Fujitsu Corporation, where he continues to innovate in the field of communication technology. His work has been instrumental in advancing the capabilities of wireless communication systems.

Collaborations

Some of his notable coworkers include Katsumi Kobayashi and Takahiro Koharagi, who have collaborated with him on various projects within the company.

Conclusion

Hiroaki Kawasumi's contributions to communication systems have established him as a key figure in the field. His innovative patents and ongoing work at Fujitsu Corporation continue to shape the future of wireless communication 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]
Loading…