Hyogo, Japan

Toshihisa Toyokuni

This inventor holds 1 USPTO granted patent. Top assignees: Japan Institute for Health Security, Yasui Co., Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihisa Toyokuni. Retrieved from https://idiyas.com/inventor/toshihisa-toyokuni

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Innovations by Toshihisa Toyokuni

Introduction

Toshihisa Toyokuni is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of medical devices, particularly through his innovative work on surgical inks and pens. His inventions focus on ensuring safety and biocompatibility in medical applications.

Latest Patents

Toshihisa Toyokuni holds a patent for a surgical ink, a production method for said ink, and a surgical pen using that ink. This surgical ink is designed to be suitable for medical devices, ensuring safety in accordance with sterilization validation. It possesses biocompatibility and excellent writing properties. The surgical pen, which utilizes this ink, offers good writing convenience and includes a cylindrical shaft body with a storage part for the surgical ink. The pen tip is made of synthetic resin and demonstrates a bending strength of 1.0 N or more after exposure to γ-rays of 25 kGy to 70 kGy.

Career Highlights

Throughout his career, Toshihisa Toyokuni has worked with various organizations, including Yasui Co., Ltd. and the Japan Institute for Health Security. His experience in these companies has contributed to his expertise in developing innovative medical solutions.

Collaborations

Some of his notable coworkers include Go Aradono and Mori Yokoyama. Their collaboration has likely played a role in advancing the projects they have worked on together.

Conclusion

Toshihisa Toyokuni's contributions to the field of medical devices through his innovative patents highlight his commitment to enhancing safety and functionality in healthcare. His work continues to impact the industry positively.

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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