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For the Inventor, By the Inventor

Yokohama, Japan

Seiji Kageyama

This inventor holds 20 USPTO granted patents, primarily in Print Systems. Top assignees: Hitachi, Ltd., Hitachi Microsoftware Systems, Inc., Other. Active years: 1990-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Kageyama. Retrieved from https://idiyas.com/inventor/seiji-kageyama

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

USPTO Granted Patents = 20

% Patents Active = 90.0

Average Co-Inventor Count = 3.3

ph-index = 12

Forward Citations = 657(Granted Patents)


Location History:

  • Fuchuu, JP (1991)
  • Fuchu, JP (1990 - 1993)
  • Kawasaki, JP (1998)
  • Hitachinaka-shi, Ibaraki, JP (2005)
  • Yokohama, JP (1994 - 2007)

Company Filing History:

goldMedal18 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 10 
 
Hitachi Microsoftware Systems, Inc.
 patents
bronzeMedal2 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1990-2007

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Areas of Expertise:
Print Systems
Error Recovery
Server Data Exchange
Multi-Processor Control
Double-Sided Printing
Remote Printing
Print Control Apparatus
Printing Methods
Printer Interface
Character Expansion
Print Server
20 patents (USPTO):Explore Patents
1. 7236487 - System for and method of exchanging server data in packet unit (2007-06-26),
2. 7006496 - System for and method of exchanging server data in packet unit (2006-02-28),
3. 6950203 - Print system and print system control method (2005-09-27),
4. 6621816 - System for and method of exchanging server data in packet unit (2003-09-16),
5. 6504619 - Print control apparatus with error recovery function and its print control method (2003-01-07),
6. 6141338 - System for and method of exchanging server data in packet unit (2000-10-31),
7. 6025923 - Print controlling method and apparatus using a plurality of processors (2000-02-15),
8. 5954436 - Printing apparatus and double-side printing control method (1999-09-21),
9. 5802260 - Printing system (1998-09-01),
10. 5799206 - Remote print system having a plurality of computers which are capable of (1998-08-25),
11. 5774638 - Print controlling method and apparatus using a plurality of processors (1998-06-30),
12. 5664074 - Print control apparatus with error recovery function and its print (1997-09-02),
13. 5625757 - Printing system (1997-04-29),
14. 5537401 - System for and method of exchanging server data in packet unit (1996-07-16),
15. 5303336 - Printing system including print server (1994-04-12),

Title: Seiji Kageyama: Innovator in Data Processing Technologies

Introduction

Seiji Kageyama is a notable inventor based in Yokohama, Japan, known for his significant contributions to the field of data processing technologies. With a remarkable portfolio of 20 patents, Kageyama's innovations have made a lasting impact in the industry, particularly in the area of server data exchange.

Latest Patents

One of Kageyama's latest innovations is the "System for and method of exchanging server data in packet unit." This patent describes a sophisticated packet switch apparatus containing multiple connecting points, each linked to various data processing units. The invention includes an apparatus that receives a first packet containing identification information from a specified data processing unit. Furthermore, it features a storage system that maintains a correspondence between the data processing unit and the connecting point based on the identification. The apparatus is designed to optimally route a second packet from another data processing unit to the first unit, utilizing the established correspondence for efficient data transmission.

Career Highlights

Throughout his career, Seiji Kageyama has collaborated with prominent companies, including Hitachi, Ltd. His work at these institutions has allowed him to develop and refine several groundbreaking technologies that enhance data communication and processing efficiency.

Collaborations

Kageyama has worked alongside talented colleagues such as Chikahiko Nagata and Katsumi Tadamura. Their collaboration has played a crucial role in advancing various projects, contributing to the innovation of data processing and networking technologies.

Conclusion

Seiji Kageyama's dedication to innovation in data processing is evident through his extensive patent portfolio and collaborative efforts in the industry. His work continues to influence technological advancements, making significant strides in how server data is exchanged and processed, showcasing the importance of inventors in shaping the future of 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]
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