Tokyo, Japan

Hironobu Kawaguchi

This inventor holds 9 USPTO granted patents and 2 published patent applications. Top assignees: Mitsubishi Electric Corporation, Mitsubishi Denki Kabushiki Kaisha. Active years: 1997-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironobu Kawaguchi. Retrieved from https://idiyas.com/inventor/hironobu-kawaguchi

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

USPTO Granted Patents = 9 

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 1997-2023

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9 patents (USPTO):Explore Patents

Title: The Innovative Mind of Hironobu Kawaguchi

Introduction: Hironobu Kawaguchi, based in Tokyo, Japan, is a prominent inventor known for his contributions to display technology. With a total of 9 patents, his work demonstrates a commitment to innovation and excellence in engineering.

Latest Patents: Among Kawaguchi's latest inventions are a display apparatus and a light source module. The display apparatus integrates light-emitting elements designed to emit light on a screen, featuring a louver secured with a fastener. Additionally, it incorporates a member positioned around the fastener that reflects or absorbs external light in multiple directions. Such innovations underscore his forward-thinking approach to enhancing visual display performance.

Career Highlights: Throughout his career, Hironobu Kawaguchi has worked for notable companies, including Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His experiences in these organizations have significantly influenced his inventive capabilities.

Collaborations: Kawaguchi has collaborated with esteemed coworkers, including Satoru Kiridoshi and Masato Teranishi, contributing to a dynamic environment fostering creativity and cutting-edge development.

Conclusion: Hironobu Kawaguchi continues to be an influential figure in the field of innovation. His unique inventions not only enhance technology but also pave the way for future developments in display apparatuses. As a respected inventor, his work remains critical to advancements within the 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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