Tokyo, Japan

Yoshio Midorikawa

This inventor holds 7 USPTO granted patents. Top assignees: Glasrock Products, Inc., Toyo Polymer Co., Ltd., Kotobuki Co., Ltd.. Active years: 1978-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Midorikawa. Retrieved from https://idiyas.com/inventor/yoshio-midorikawa

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 = 1.0

ph-index = 4

Forward Citations = 54(Granted Patents)


Location History:

  • Tokyo, JA (1978)
  • Tokyo, JP (1978 - 1999)

Company Filing History:


Years Active: 1978-1999

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7 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Yoshio Midorikawa

Introduction

Yoshio Midorikawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science and product design, holding a total of 7 patents. His work focuses on enhancing the functionality and usability of everyday items through innovative materials and designs.

Latest Patents

Midorikawa's latest patents showcase his inventive spirit and technical expertise. One of his notable inventions is a repellent cloth using fluoroplastic fibers. This cloth is designed to achieve 80% repellency by incorporating expensive fluoroplastic fibers into its manufacturing process. Another significant patent is for a method of producing a gripping stick, which can be used in various applications such as penholders, toothbrushes, and shaving holders. This gripping stick features a skin layer made of polyolefin resin, laminated onto a substrate layer of high melting point high-density polyolefin resin, providing both functionality and comfort.

Career Highlights

Throughout his career, Yoshio Midorikawa has worked with several notable companies. He has been associated with Glasrock Products, Inc. and Toyo Polymer Co., Ltd., where he has applied his innovative ideas to develop new products and improve existing ones. His experience in these companies has allowed him to refine his skills and contribute to advancements in material technology.

Collaborations

Due to space constraints, the details of his collaborations will not be included.

Conclusion

Yoshio Midorikawa's inventive contributions have significantly impacted the fields of materials science and product design. His patents reflect a commitment to innovation and practicality, making everyday items more efficient and user-friendly.

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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