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For the Inventor, By the Inventor

Kawasaki, Japan

Tsuneo Katsuyama

This inventor holds 8 USPTO granted patents, plus 1 CIPO patent. Top assignee: Fujitsu Corporation. Active years: 1997-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuneo Katsuyama. Retrieved from https://idiyas.com/inventor/tsuneo-katsuyama

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

USPTO Granted Patents = 8

% Patents Active = 75.0


Average Co-Inventor Count = 5.3

ph-index = 7

Forward Citations = 589(Granted Patents)


Location History:

  • Machida, JP (2001)
  • Kawasaki, JP (1997 - 2008)

Company Filing History:

goldMedal8 out of 39,374 
 
Fujitsu Corporation
 patents

Years Active: 1997-2008

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8 patents (USPTO):Explore Patents
1. 7433958 - Packet relay processing apparatus (2008-10-07),
2. 7197014 - Recording medium, fault analysis device and fault analysis method (2007-03-27),
3. 7107348 - Packet relay processing apparatus (2006-09-12),
4. 6757255 - Apparatus for and method of measuring communication performance (2004-06-29),
5. 6625147 - Communications network control system (2003-09-23),
6. 6266691 - Conference support system with user operation rights and control within the conference (2001-07-24),
7. 6175874 - Packet relay control method packet relay device and program memory medium (2001-01-16),
8. 5600346 - Multiwindow display control method and apparatus (1997-02-04),

Title: The Innovative Mind of Tsuneo Katsuyama

Introduction: Tsuneo Katsuyama is a notable inventor based in Kawasaki, Japan. With a prolific portfolio comprising eight patents, his contributions have significantly impacted the field of network communications and error analysis. Katsuyama's work reflects both technical ingenuity and a commitment to enhancing system performance.

Latest Patents: Two of his most recent patents display his innovative approach. The first patent, titled "Packet Relay Processing Apparatus," introduces a network connecting device that integrates packet processing and session management, traditionally relegated to servers. This innovation reduces server load and accelerates processing times. The second, "Recording Medium, Fault Analysis Device and Fault Analysis Method," involves a computer-readable medium designed for accurate fault analysis in client and server systems. By capturing outgoing and incoming packets, this technology measures round trip times and estimates communication window size, enabling precise identification of performance faults through comprehensive quantitative analysis.

Career Highlights: Currently employed at Fujitsu Corporation, Katsuyama has established himself as a key player in enhancing communication technologies. His patents not only contribute to his company’s innovative edge but also advance the industry’s overall efficiency standards.

Collaborations: Throughout his career, Katsuyama has collaborated with esteemed colleagues, including Ken Yokoyama and Takeshi Aoki. Working alongside these talented individuals, he has fostered an environment of creativity and technical advancement.

Conclusion: Tsuneo Katsuyama stands out as a prominent figure in the world of innovation, particularly within the realms of network processing and fault analysis. His patents exemplify a blend of practical solutions and advanced technology, showcasing his commitment to driving progress in the industry. As innovations continue to evolve, Katsuyama’s contributions will likely play a crucial role in shaping future developments.

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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