Tokyo, Japan

Masatoshi Maruyama

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Casio Computer Co., Ltd., Casio Electronics Manufacturing Co., Ltd., Fujitsu Corporation. Active years: 1992-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Maruyama. Retrieved from https://idiyas.com/inventor/masatoshi-maruyama-bqr52180

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 5.1

ph-index = 2

Forward Citations = 46(Granted Patents)


Location History:

  • Tachikawa, JP (1992)
  • Tokyo, JP (1997 - 2016)

Company Filing History:


Years Active: 1992-2016

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3 patents (USPTO):Explore Patents

Title: Masatoshi Maruyama: Innovator in Electronic Devices and Toner Technology

Introduction

Masatoshi Maruyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of electronic devices and toner technology. With a total of 3 patents to his name, Maruyama's work reflects his innovative spirit and technical expertise.

Latest Patents

One of Maruyama's latest patents is for an electronic device with a cover for imaging. This invention features a flat-type device case equipped with an imaging section, which is protected by a foldable cover. The device includes an open/close detecting section that monitors the cover's angle and sends a signal to the imaging section to initiate imaging. Another significant patent involves a toner binder and an electrophotographic method and apparatus. This toner binder comprises a polyester resin with specific characteristics, including an aliphatic hydrocarbon chain and a unique combination of crosslinked and linear polyesters.

Career Highlights

Throughout his career, Masatoshi Maruyama has worked with prominent companies such as Casio Computer Co., Ltd. and Casio Electronics Manufacturing Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Maruyama has collaborated with notable coworkers, including Mitsuo Hayashi and Noriki Ono. These partnerships have likely fostered a creative environment that has led to the development of his patents.

Conclusion

Masatoshi Maruyama's contributions to electronic devices and toner technology highlight his role as an influential inventor. His patents demonstrate a commitment to innovation and a deep understanding of technology.

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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