Tokyo, Japan

Yoshitoshi Aizawa

This inventor holds 2 USPTO granted patents. Top assignee: Zebra Co., Ltd.. Active years: 2008-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshitoshi Aizawa. Retrieved from https://idiyas.com/inventor/yoshitoshi-aizawa

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 = 5.1

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2008-2017

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2 patents (USPTO):Explore Patents

Title: Innovations of Yoshitoshi Aizawa

Introduction

Yoshitoshi Aizawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of writing instruments, holding a total of 2 patents. His innovative designs focus on enhancing the functionality and usability of writing utensils.

Latest Patents

Aizawa's latest patents include a unique writing utensil designed to protect the writing core. This invention features a shaft tube, a holder that protrudes from the front end of the shaft tube, and a writing core that is supported by the shaft tube. Additionally, it incorporates a movement direction conversion mechanism that allows the holder to move forward relative to the shaft tube and writing core. Another notable invention is a ballpoint pen, which showcases his expertise in creating practical and efficient writing tools.

Career Highlights

Yoshitoshi Aizawa has established himself as a key figure in the writing instrument industry. His work has been recognized for its innovative approach and practical applications. He is currently associated with Zebra Co., Ltd., a company known for its high-quality writing products.

Collaborations

Aizawa has collaborated with talented individuals such as Masanao Shiina and Kosuke Kondo. These partnerships have contributed to the development of his innovative designs and have enhanced the overall quality of the products he has worked on.

Conclusion

Yoshitoshi Aizawa's contributions to the field of writing instruments reflect his dedication to innovation and practicality. His patents demonstrate a commitment to improving the user experience in writing, making him a significant figure in the industry.

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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