Sabae, Japan

Kaoru Miyoshi

This inventor holds 1 USPTO granted patent. Top assignees: Sankoh Co., Ltd., Sun-Ray Corporation. Active years: 2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kaoru Miyoshi. Retrieved from https://idiyas.com/inventor/kaoru-miyoshi

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 = 2.0

ph-index = 1


Company Filing History:


Years Active: 2009

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1 patent (USPTO):Explore Patents

Title: **The Innovations of Kaoru Miyoshi: A Pioneer in Bifocal Lens Manufacturing**

Introduction

Kaoru Miyoshi, hailing from Sabae, Japan, is recognized for his innovative contribution to the field of optical lenses. With a focus on creating an economical solution for bifocal lenses, Miyoshi's work stands out in the realm of optical engineering and design.

Latest Patents

Miyoshi holds a notable patent titled "Method for Manufacturing Bifocal Lens." This invention addresses the challenges of conventional bifocal lenses by providing a uniquely designed lens that can be worn without drawing attention to the addition power segment. The innovation involves an integral formation of a bench lens on the rear surface of a polarizing member, utilizing polyvinyl alcohol as a polarizing film sandwiched with polycarbonate. This combination not only reduces manufacturing costs but significantly enhances the durability and impact resistance of the lens.

Career Highlights

Throughout his career, Kaoru Miyoshi has been associated with prominent companies such as Sun-ray Corporation and Sankoh Co., Ltd. His experiences in these organizations have allowed him to refine his skills in optical manufacturing and develop innovative solutions that address consumer needs in eyewear.

Collaborations

Miyoshi has collaborated with Yoshikazu Munakata, leveraging their collective expertise to advance optical technologies. Their partnership has been instrumental in bringing forth practical applications within the lens manufacturing industry, particularly in the development of bifocal solutions.

Conclusion

In summary, Kaoru Miyoshi remains a significant figure in the optical lens industry, particularly for his inventive approach to bifocal lens manufacturing. His patent and contributions highlight the potential for innovation within the field, ensuring that high-quality and affordable optical solutions remain accessible to consumers.

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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