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For the Inventor, By the Inventor

Kawasaki, Japan

Yasushi Umezawa

This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignee: Fujitsu Corporation. Active years: 2002-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Umezawa. Retrieved from https://idiyas.com/inventor/yasushi-umezawa

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

USPTO Granted Patents = 6 

% Patents Active = 33.3

Average Co-Inventor Count = 1.9

ph-index = 2

Forward Citations = 19(Granted Patents)


Location History:

  • Cupertino, CA (US) (2002 - 2008)
  • Kawasaki, JP (2012 - 2015)

Company Filing History:

goldMedal6 out of 39,378 
 
Fujitsu Corporation
 patents

Years Active: 2002-2015

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6 patents (USPTO):Explore Patents
1. 8966140 - Data transfer apparatus and data transfer method (2015-02-24),
2. 8719361 - Relay device, MAC address search method (2014-05-06),
3. 8392733 - Network apparatus (2013-03-05),
4. 8276108 - Circuit design apparatus and circuit design method (2012-09-25),
5. 7380001 - Fault containment and error handling in a partitioned system with shared resources (2008-05-27),
6. 6490630 - System and method for avoiding deadlock in multi-node network (2002-12-03),

Title: Yasushi Umezawa: Innovator in Data Transfer Technologies

Introduction

Yasushi Umezawa is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of data transfer technologies, holding a total of 6 patents. His innovative work has been instrumental in advancing the efficiency and functionality of data transfer systems.

Latest Patents

Umezawa's latest patents include a data transfer apparatus and a data transfer method. The data transfer apparatus features multiple input and output ports, along with a switch unit that connects them. Each input port is equipped with an input buffer that stores data, including destination information. Additionally, it has a first buffer monitoring unit to track the usage rate of the input buffer and a first frequency control unit to adjust the operating frequency based on this rate. The output ports similarly include output buffers and monitoring units to ensure optimal performance. Another notable patent is a relay device that utilizes memories to store data pairs of MAC addresses and port numbers. This device includes a search unit that efficiently locates port numbers based on MAC addresses and a data moving unit that optimizes memory usage.

Career Highlights

Yasushi Umezawa is currently employed at Fujitsu Corporation, where he continues to innovate and develop cutting-edge technologies. His work has not only contributed to the company's success but has also had a lasting impact on the industry.

Collaborations

Throughout his career, Umezawa has collaborated with talented individuals such as Takeshi Shimizu and Wing Leong Poon. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Yasushi Umezawa's contributions to data transfer technologies exemplify his dedication to innovation. His patents reflect a deep understanding of the complexities involved in data transfer systems, and his work continues to influence the field significantly.

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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