Shigeyuki Itoh

This inventor holds 65 USPTO granted patents, primarily in Electronic Payment Systems (CPC class 360 ). Top assignees: Hitachi, Ltd., Hitachi Video and Information System, Inc., Hitachi Video and Information Systems, Inc.. Active years: 1986-2012.

USPTO Granted Patents = 65

% Patents Active = 87.7

Average Co-Inventor Count = 3.8

ph-index = 17

Forward Citations = 1,165(Granted Patents)

Forward Citations (Not Self Cited) = 1,154(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Ibaraki, JP (1986)
Katsuta, JP (1987 - 1991)
Yokohama, JP (1988 - 1995)
Setagaya-ku, Tokyo JP (2002)
Tokyo, JP (2004)
Zushi, JP (1999 - 2008)
Kawasaki, JP (1995 - 2012)

Company Filing History:

Hitachi Video and Information System, Inc.

patents

1 out of 13

Hitachi Video and Information Systems, Inc.

patents

4. 1 out of 67

Hitachi Video Engineering, Incorporated

patents

5. 1 out of 301

Kabushikikaisha Kenwood

patents

6. 1 out of 132,108

Samsung Electronics Co., Ltd.

patents

7. 9 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1986-2012

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Areas of Expertise:

Electronic Purse

IC Card

Automated Transaction

Digital Demodulator

Wallet System

Transaction Terminal

Radio Transmitter

Information Transfer

Data Acquisition

Fee Charging

AFC Circuit

Rewarding System

65 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8314858 - Imaging and recording apparatus controlling erasure of data in flash type memory (2012-11-20),

2. 7379915 - Electronic purse loan system (2008-05-27),

3. 7346579 - Electronic purse application system and method thereof (2008-03-18),

4. 7304669 - Imaging and recording apparatus (2007-12-04),

5. 7278029 - Program writable IC card and method thereof (2007-10-02),

6. 6976625 - Electronic purse (2005-12-20),

7. 6938165 - Program writable IC card and method thereof (2005-08-30),

8. 6902106 - Electronic money transaction system with a radio transmitter and receiver using a portable telephone (2005-06-07),

9. 6827258 - Electronic purse (2004-12-07),

10. 6813321 - Digital demodulator (2004-11-02),

11. 6732272 - Program writable integrated circuit card and method therefore (2004-05-04),

12. 6679423 - Electronic-money rewarding system for lost and found IC card (2004-01-20),

13. 6677989 - Imaging and recording apparatus (2004-01-13),

14. 6634549 - IC card automated transaction terminal and IC used therein (2003-10-21),

15. 6536661 - Electronic money transaction system with a radio transmitter and receiver using a portable telephone (2003-03-25),

Title: The Innovative Journey of Shigeyuki Itoh

Introduction: Shigeyuki Itoh, a pioneering inventor hailing from Zushi, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: Shigeyuki Itoh's latest patents focus on advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we perceive transportation and safety on the roads.

Career Highlights: With a career spanning over two decades, Shigeyuki Itoh has worked with leading tech companies in Japan, spearheading research and development projects that have led to the creation of cutting-edge technologies.

Collaborations: Throughout his career, Shigeyuki Itoh has collaborated with top researchers and engineers in the industry, fostering a culture of innovation and pushing the boundaries of what is possible in the tech world.

Conclusion: Shigeyuki Itoh's relentless pursuit of innovation and his passion for creating technologies that make a difference have solidified his position as a trailblazer in the field of technology. His work continues to inspire future generations of inventors and innovators.