Tokyo, Japan

Hitoshi Kawaguchi

This inventor holds 24 USPTO granted patents and 4 published patent applications and 2 EPO patents, primarily in Display Technology. Top assignees: Japan Display Inc., Mitsubishi Denki Kabushiki Kaisha, Sumitomo Bakelite Company Limited. Active years: 1998-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Kawaguchi. Retrieved from https://idiyas.com/inventor/hitoshi-kawaguchi-1szp1jad

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

Calculating rank
USPTO Granted Patents = 24 

% Patents Active = 79.2

 

Average Co-Inventor Count = 3.6

ph-index = 8

Forward Citations = 127(Granted Patents)


Location History:

  • Tokyo, JP (1998 - 2019)
  • Minato-ku, JP (2021 - 2023)

Company Filing History:


Years Active: 1998-2023

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Areas of Expertise:
Display Device
Wiring Substrate
Touch Sensor
Power Conversion
Electronic Device
Semiconductor Package
Rotary Electric Motor
Multilayer Circuit Board
Insulating Sheet
Electromagnetic Actuator
Synchronous Induction Motor
Electric Leakage Prevention
24 patents (USPTO):Explore Patents

Title: Hitoshi Kawaguchi: Innovator in Display Technologies

Introduction

Hitoshi Kawaguchi is a prominent inventor based in Tokyo, Japan, renowned for his significant contributions to the field of display technologies. With an impressive portfolio encompassing 24 patents, Kawaguchi stands out as a key figure in advancing innovative solutions in display devices and wiring substrates.

Latest Patents

Among his latest inventions is a sophisticated display device and wiring substrate. This display device features a display panel complete with panel terminals, which are coupled to a wiring substrate that includes first substrate terminals. Notably, the panel terminals are arranged in distinct regions, specifically a first region and second regions that sandwich the first region. This innovative design ensures that the gaps between panel terminals remain consistent, with variations in width between the terminals in different regions. Furthermore, the wiring substrate is designed to maintain a uniform width for the first substrate terminals across various regions while ensuring distinct gaps, promoting efficiency in connection and functionality.

Career Highlights

Kawaguchi has made substantial strides in his career by working with leading companies in the technology sector. Notable organizations he has been associated with include Japan Display Inc. and Mitsubishi Electric Corporation. His experience in these industry powerhouses has not only sharpened his technical skills but has also positioned him at the forefront of innovation in display technology.

Collaborations

Throughout his career, Hitoshi Kawaguchi has collaborated with esteemed colleagues, including Hideaki Abe and Yasushi Nakano. These partnerships have fostered a rich environment for the exchange of ideas and innovation, further enhancing his contributions to the field.

Conclusion

In summary, Hitoshi Kawaguchi's work in developing advanced display devices and wiring substrates underscores his commitment to innovation. With his collection of patents and collaborative efforts within leading companies, he continues to influence the trajectory of display technology. Kawaguchi's inventions demonstrate the critical intersection of creativity and engineering, ensuring his legacy as a notable inventor in the tech 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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