Osaka, Japan

Hirofumi Yamaguchi

This inventor holds 9 USPTO granted patents. Top assignees: Kyocera Document Solutions Inc., Panasonic Corporation. Active years: 2011-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Yamaguchi. Retrieved from https://idiyas.com/inventor/hirofumi-yamaguchi-sh6a8os6

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

Calculating rank

% Patents Active = 44.4

Average Co-Inventor Count = 1.1

ph-index = 1


Company Filing History:


Years Active: 2011-2023

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9 patents (USPTO):Explore Patents

Title: Hirofumi Yamaguchi: Innovator in Image Forming Technology

Introduction

Hirofumi Yamaguchi is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of image forming technology, holding a total of 9 patents. His work focuses on enhancing the efficiency and functionality of image forming apparatuses.

Latest Patents

Among his latest innovations is an image forming apparatus that includes a power control unit, an operation mode control unit, and a first timer. The power control unit is designed to switch between a normal power state, which supplies the operation power supply voltage to the image forming unit, and two power saving states. The first power saving state does not supply the operation power supply voltage, while the second power saving state consumes even less power than the first. The operation mode control unit manages the switching between a normal mode, a first power saving mode, and a second power saving mode, optimizing energy consumption during operation.

Career Highlights

Hirofumi Yamaguchi has worked with notable companies such as Kyocera Document Solutions Inc. and Panasonic Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in image forming technology.

Collaborations

Some of his coworkers include Ryoko Morita and Kenichi Isoyama, who have contributed to his projects and innovations in various capacities.

Conclusion

Hirofumi Yamaguchi's contributions to image forming technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in energy-efficient imaging solutions.

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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