This inventor holds 34 USPTO granted patents and 19 published patent applications, plus 2 CIPO patents and 22 EPO patents, primarily in Microneedle Technology. Top assignees: Hisamitsu Pharmaceutical Company, Inc., Chemo-Sero-Therapeutic Research Institute, Aska Pharmaceutical Co., Ltd.. Active years: 2010-2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
33 out of 379 
2 out of 151 
1 out of 35 
Years Active: 2010-2023
Areas of Expertise:
Title: Seiji Tokumoto: Pioneering Innovations in Medical Applications
Introduction
Seiji Tokumoto is an accomplished inventor based in Tsukuba, Japan, with a remarkable portfolio of 34 patents. His innovative work primarily focuses on developing application kits and microneedle devices that enhance the administration of medical agents while minimizing discomfort for patients.
Latest Patents
Tokumoto's latest patents include an innovative applicator, cartridge, and application kit designed for efficiency and user-friendliness. This application kit features a cartridge that holds a sheet member, with a bending portion that adjusts the sheet member as needed. The applicator connects to the cartridge and includes various components like an applicator body and a cap that moves vertically. Additionally, an elastic member within the device applies a force to the cap, ensuring careful application of agents.
Another significant patent from Tokumoto involves a microneedle device, which consists of a substrate embedded with microneedles and a protective coating layer. The microneedles, ranging in length from 300 to 500 µm and arranged at a density of 28 to 80 needles per cm, are designed to reduce skin irritation during application. The biologically active coating layer enhances the device's effectiveness, offering a significant advancement in transdermal drug delivery systems.
Career Highlights
Seiji Tokumoto has made significant contributions to the field of pharmaceuticals and medical devices. He has worked with prestigious organizations such as Hisamitsu Pharmaceutical Company, Inc. and the Chemo-Sero-Therapeutic Research Institute. His experience in reputable companies has contributed to his extensive knowledge and expertise in developing innovative solutions for medical applications.
Collaborations
Throughout his career, Tokumoto has collaborated with renowned professionals, including Tetsuji Kuwahara and Makoto Ogura. These collaborations have facilitated the exchange of ideas and advancements in technology, further enriching his contributions to the industry.
Conclusion
Seiji Tokumoto stands as a prominent figure in the field of medical innovations, with his 34 patents reflecting a commitment to improving patient care through effective administration methods. His work with application kits and microneedle devices continues to pave the way for advancements in healthcare technology, marking him as an impactful inventor in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile