Takatsuki, Japan

Osamu Toyoshima

This inventor holds 1 USPTO granted patent. Top assignees: Ashimori Kogyo Kabushiki Kaisha, Tokyo Gas Kabushiki Kaisha. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Toyoshima. Retrieved from https://idiyas.com/inventor/osamu-toyoshima-iv3gk0ld

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: The Innovations of Osamu Toyoshima

Introduction

Osamu Toyoshima is a notable inventor based in Takatsuki, Japan. He has made significant contributions to the field of engineering, particularly with his innovative designs and patents. His work has been recognized for its practical applications and technical advancements.

Latest Patents

One of Toyoshima's key inventions is a patent for a boring device designed for opening passages to branch portions of a lined main. This invention showcases his ability to address complex engineering challenges and improve existing technologies. He holds 1 patent in this area, reflecting his commitment to innovation.

Career Highlights

Throughout his career, Osamu Toyoshima has worked with prominent companies such as Tokyo Gas Co., Ltd. and Ashimori Kogyo Co., Ltd. His experience in these organizations has allowed him to develop and refine his skills as an inventor. His contributions have had a lasting impact on the industries he has been a part of.

Collaborations

Toyoshima has collaborated with several talented individuals, including Katsuaki Zenbayashi and Hisao Otsuga. These partnerships have fostered a creative environment that has led to the development of innovative solutions in engineering.

Conclusion

Osamu Toyoshima's work exemplifies the spirit of innovation and dedication to engineering excellence. His contributions, particularly in the field of boring devices, highlight the importance of creativity and collaboration in advancing 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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