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For the Inventor, By the Inventor

Kawasaki, Japan

Koji Tezuka

This inventor holds 10 USPTO granted patents, plus 2 CIPO patents. Top assignee: Fujitsu Corporation. Active years: 1992-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Tezuka. Retrieved from https://idiyas.com/inventor/koji-tezuka

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

Calculating rank
USPTO Granted Patents = 10

% Patents Active = 100.0


Average Co-Inventor Count = 4.4

ph-index = 9

Forward Citations = 300(Granted Patents)


Company Filing History:

goldMedal10 out of 39,378 
 
Fujitsu Corporation
 patents

Years Active: 1992-2006

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10 patents (USPTO):Explore Patents
1. 7010615 - Communication network management system for automatically converting action parameters to network technology dependent parameters using a selected conversion rule conforming to a network technology (2006-03-07),
2. 6084882 - Detour path determination method (2000-07-04),
3. 5636206 - System for achieving alarm masking processing (1997-06-03),
4. 5555542 - Packet directional path identifier transfer system (1996-09-10),
5. 5548639 - Distributed control of telecommunication network for setting up an (1996-08-20),
6. 5539743 - Multiple access system for communication network (1996-07-23),
7. 5185741 - Inter-network connecting system (1993-02-09),
8. 5166675 - Communication system carrying out polling for request and data (1992-11-24),
9. 5132680 - Polling communication system with priority control (1992-07-21),
10. 5086436 - Coded transmission system with initializing code (1992-02-04),

Title: Innovations of Koji Tezuka

Introduction

Koji Tezuka is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of communication network management, holding a total of 10 patents. His work focuses on enhancing the efficiency and functionality of network technologies.

Latest Patents

One of his latest patents is a communication network management system designed for automatically converting action parameters to network technology-dependent parameters. This system utilizes a selected conversion rule that conforms to various network technologies, such as ATM, SDH, and WDM. The invention aims to streamline the process of setting parameters in network elements based on abstract policy information. Another notable patent is a detour path determination method, which allows each node on a detour path to store upstream nodes and packet directional path identifiers. This method enhances the efficiency of packet switching in network links.

Career Highlights

Koji Tezuka has had a successful career at Fujitsu Corporation, where he has been instrumental in developing innovative solutions for communication networks. His expertise in network technology has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Tezuka has collaborated with notable colleagues, including Shigeo Amemiya and Takao Ogura. These collaborations have contributed to the advancement of technology in their field.

Conclusion

Koji Tezuka's contributions to communication network management through his patents and collaborations highlight his importance as an inventor. His work continues to influence the development of network technologies, making significant strides in the industry.

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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