Owariasahi, Japan

Masaaki Tsuchimori

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignees: Kabushiki Kaisha Toyota Chuo Kenkyusho, Toyoda Gosei Co., Ltd.. Active years: 1999-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Tsuchimori. Retrieved from https://idiyas.com/inventor/masaaki-tsuchimori

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

USPTO Granted Patents = 4 

% Patents Active = 50.0

Average Co-Inventor Count = 5.5

ph-index = 2

Forward Citations = 28(Granted Patents)


Location History:

  • Aichi, JP (2002)
  • Nagoya, JP (2011)
  • Owariasahi, JP (1999 - 2012)

Company Filing History:


Years Active: 1999-2012

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masaaki Tsuchimori

Introduction

Masaaki Tsuchimori, an inventive mind based in Owariasahi, Japan, has contributed significantly to the field of optical technologies through his innovative patents. With a total of four patents to his name, Tsuchimori has focused on developing advanced optical devices that enhance the capabilities of light transmission and management.

Latest Patents

Tsuchimori's latest patents reflect his commitment to innovation in optics. One of his inventions is a **light coupler and manufacturing method thereof**. This invention presents a light coupler that incorporates multiple light input and output terminals, half mirrors, and a uniquely designed optical waveguide. The waveguide features a kinked line shape and a polygon network that connects the various components, highlighting Tsuchimori’s inventive approach to light coupling.

Another notable patent is the **optical branching-coupling device, manufacturing method, and optical module of the same**. This device utilizes a self-written optical waveguide core that eliminates the need for half mirrors. By inserting three Polymer Optical Fibers (POFs) into a specially designed housing and employing liquid light-curing acrylic resin, Tsuchimori's invention optimizes light transfer via innovative curing processes to form a functional optical waveguide core.

Career Highlights

Masaaki Tsuchimori has been associated with prestigious companies in the automotive and manufacturing sectors. He has made significant contributions during his time at **Kabushiki Kaisha Toyota Chuo Kenkyusho** and **Toyoda Gosei Co., Ltd.**, pushing the boundaries of technology in those environments.

Collaborations

Throughout his career, Tsuchimori has collaborated with esteemed colleagues such as Osamu Watanabe and Kenji Haga. These professional relationships have undoubtedly influenced his work and led to groundbreaking advancements in the field of optics.

Conclusion

Masaaki Tsuchimori’s inventiveness in creating optical devices positions him as a remarkable inventor in the contemporary tech landscape. His contributions not only reflect practical applications but also demonstrate an unyielding pursuit of innovation within the realm of light technology. As he continues to pioneer new solutions, his patents may inspire future developments in optical engineering.

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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