Tokyo, Japan

Junichi Yamaguchi

This inventor holds 22 USPTO granted patents and 4 published patent applications and 2 EPO patents, primarily in Internal Combustion Engines. Top assignees: Hitachi, Ltd., Konami Digital Entertainment Co., Ltd., Hitachi Car Engineering Co., Ltd.. Active years: 1996-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Yamaguchi. Retrieved from https://idiyas.com/inventor/junichi-yamaguchi

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

Calculating rank
USPTO Granted Patents = 22 

% Patents Active = 68.2

 

Average Co-Inventor Count = 3.9

ph-index = 6

Forward Citations = 400(Granted Patents)


Location History:

  • Hitachi, JP (1997 - 2002)
  • Katsuta, JP (1996 - 2004)
  • Tokai, JP (2004 - 2008)
  • Naka, JP (2005 - 2008)
  • Minato-ku, JP (2015 - 2016)
  • Tokyo, JP (2001 - 2020)

Company Filing History:


Years Active: 1996-2020

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Areas of Expertise:
Game Machine
Control Method
Internal Combustion Engine
Fuel Injection
Air Induction System
Spark Ignition Engine
Gaming Device
Vehicle Monitoring
Suction Device
Direct Injection Engine
Joint Device
Obstacle Avoidance
22 patents (USPTO):Explore Patents

Title: Innovator Junichi Yamaguchi: Pioneering the Gaming Industry

Introduction

Junichi Yamaguchi, a prominent inventor based in Tokyo, Japan, has made significant contributions to the gaming industry. With an impressive portfolio of 22 patents, Yamaguchi has played a vital role in the development of innovative gaming technologies that enhance user experience and gameplay.

Latest Patents

Among his latest patents, Yamaguchi has devised a groundbreaking game machine that incorporates a lottery mechanism and a discharging mechanism. This game machine features a system where a plurality of pockets correlates to various choices and uses a ball to select outcomes. Notably, it allows continuous gameplay until a predetermined end condition is met.

Another notable patent of his is a game system that intelligently controls the power-feeding of devices based on game execution. This innovative system utilizes a power-feeding device connected to personal terminals, optimizing power supply depending on whether an arcade game is actively being played.

Career Highlights

Yamaguchi's career includes influential roles at renowned companies such as Hitachi, Ltd. and Konami Digital Entertainment Co., Ltd. His work at these organizations has enabled him to refine his innovative ideas and bring them to fruition, enhancing the gaming landscape significantly.

Collaborations

Throughout his career, Yamaguchi has collaborated with notable peers in the industry, including Minoru Ohsuga and Yasushi Sasaki. These collaborations not only showcase Yamaguchi's commitment to innovation but also reflect the collective effort that drives advancements in gaming technology.

Conclusion

Junichi Yamaguchi stands as a testament to the innovative spirit within the gaming industry. His extensive patent portfolio and impressive career illustrate his dedication to creating cutting-edge gaming solutions that captivate players worldwide. As the gaming industry continues to evolve, Yamaguchi's contributions will undoubtedly leave a lasting impact.

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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