Inazawa, Japan

Keiko Watanabe

This inventor holds 3 USPTO granted patents. Top assignee: Tomei Sangyo Co., Ltd.. Active years: 1992-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiko Watanabe. Retrieved from https://idiyas.com/inventor/keiko-watanabe-06ok6axa

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 = 3.5

ph-index = 2

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1992-1994

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3 patents (USPTO):Explore Patents

Title: Keiko Watanabe: Innovator in Contact Lens Technology

Introduction

Keiko Watanabe is a prominent inventor based in Inazawa, Japan. She has made significant contributions to the field of contact lens technology, holding a total of 3 patents. Her innovative designs focus on improving the treatment and storage of contact lenses, enhancing user experience and lens longevity.

Latest Patents

Watanabe's latest patents include a method of treating contact lenses and a contact lens holder and treating device. The first patent describes a lens treating device that features an outer casing with a cylindrical body, designed to clean contact lenses through a reciprocating movement of a lens storage container. This device allows for effective cleaning by forcing a liquid to flow within the container, ensuring that the contact lens is thoroughly treated. The second patent outlines a contact lens case that includes a cylindrical container body and a lens holder that can be positioned either horizontally or vertically. This design facilitates the proper storage and treatment of contact lenses, making it easier for users to maintain their lenses.

Career Highlights

Keiko Watanabe is associated with Tomei Sangyo Co., Ltd., where she continues to innovate in the field of optical technology. Her work has garnered attention for its practicality and effectiveness in addressing common issues faced by contact lens users.

Collaborations

Watanabe has collaborated with notable colleagues, including Kiyohiko Ohta and Kaoru Kamiya. These partnerships have contributed to the development of her innovative products and have helped advance the technology in the contact lens industry.

Conclusion

Keiko Watanabe's contributions to contact lens technology demonstrate her commitment to innovation and user satisfaction. Her patents reflect a deep understanding of the needs of contact lens users, making her a key figure in this field.

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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