Tokyo, Japan

Mamoru Akiyama

This inventor holds 3 USPTO granted patents. Top assignees: Kyocera Corporation, Mitsubishi Fuso Truck & Bus Corporation. Active years: 1989-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mamoru Akiyama. Retrieved from https://idiyas.com/inventor/mamoru-akiyama-vu6mhjq8

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

Calculating rank

% Patents Active = 66.7

Average Co-Inventor Count = 3.6

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1989-2005

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3 patents (USPTO):Explore Patents

Title: Mamoru Akiyama: Innovator in Engine Technology and Control Systems

Introduction

Mamoru Akiyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of internal combustion engine technology and control systems. With a total of three patents to his name, Akiyama's work reflects a commitment to innovation and engineering excellence.

Latest Patents

Akiyama's latest patents include a breather apparatus for internal combustion engines. This apparatus features a first oil separation chamber that extends vertically within a case, which is part of the engine's vertical wall. The design allows blowby gas to flow inside the case, with a second oil separation chamber superposed on the first. This innovative structure effectively separates oil from blowby gas using different flow characteristics. Another significant patent is for an apparatus that controls the adjustment rate of a lens assembly. This constant speed driving apparatus includes a control unit, pulse-generating means, and a driving mechanism that work together to manage the driving speed efficiently.

Career Highlights

Throughout his career, Akiyama has worked with prominent companies such as Kyocera Corporation and Mitsubishi Fuso Truck & Bus Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Akiyama has collaborated with notable colleagues, including Takayoshi Morooka and Nobuaki Murai. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Mamoru Akiyama's contributions to engine technology and control systems exemplify his innovative spirit and dedication to engineering. His patents reflect a deep understanding of complex systems and a commitment to improving technology for the future.

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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