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For the Inventor, By the Inventor

Koganei, Japan

Yoshiko Kasuga

This inventor holds 11 USPTO granted patents and 2 published patent applications. Top assignee: Hoya Corporation. Active years: 2006-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiko Kasuga. Retrieved from https://idiyas.com/inventor/yoshiko-kasuga

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

USPTO Granted Patents = 11 

% Patents Active = 18.2

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 46(Granted Patents)


Location History:

  • Tokyo, JP (2006 - 2010)
  • Koganei, JP (2006 - 2013)

Company Filing History:

goldMedal11 out of 2,566 
 
Hoya Corporation
 patents

Years Active: 2006-2013

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11 patents (USPTO):Explore Patents
1. 8479539 - Optical glass, glass material for press molding, optical element, and method of manufacturing same (2013-07-09),
2. 7994082 - Preforms for precision press molding, optical elements, and methods of manufacturing the same (2011-08-09),
3. 7827823 - Optical glass, precision press-molding preform, process for producing the preform, optical element and process for producing the element (2010-11-09),
4. 7745361 - Optical glass, preform for precision press molding and method of manufacturing thereof, optical element and method of manufacturing thereof (2010-06-29),
5. 7700507 - Optical glass, preform for precision press-molding, process for the production of the preform, optical element, and process for the production of the element (2010-04-20),
6. 7670978 - Optical glass, precision press molding preform and optical element (2010-03-02),
7. 7351675 - Optical glass, precision press-molding preform, process for production thereof, optical element and process for the production thereof (2008-04-01),
8. 7232779 - Optical glass, precision press molding preform and method of manufacturing the same, optical element and method of manufacturing the same (2007-06-19),
9. 7157391 - Optical glass, preform for press molding and optical element (2007-01-02),
10. 7087543 - Optical glass, press-molding preform and optical element (2006-08-08),
11. 7015164 - Optical glass, glass material for press molding, optical element, and method of manufacturing same (2006-03-21),

Title: Innovations of Yoshiko Kasuga in Optical Glass Technology

Introduction

Yoshiko Kasuga is a prominent inventor based in Koganei, Japan. She has made significant contributions to the field of optical glass, holding a total of 11 patents. Her work focuses on developing advanced materials and methods for manufacturing optical elements.

Latest Patents

Among her latest patents, Yoshiko has developed a method for creating press-moldable glass. This method involves melting starting materials, forming a melt, and annealing the formed glass. The resulting glass has a scattering coefficient of less than 0.005 cm at wavelengths ranging from 400 to 2,500 nm. Additionally, she has created preforms for precision press molding that are made of optical glass, which exhibit a broad range of dispersion characteristics and good resistance to devitrification.

Career Highlights

Yoshiko Kasuga is currently associated with Hoya Corporation, where she continues to innovate in the field of optical materials. Her expertise in glass technology has positioned her as a key figure in the development of high-performance optical elements.

Collaborations

Throughout her career, Yoshiko has collaborated with notable colleagues, including Xuelu Zou and Kazuo Tachiwana. These partnerships have further enhanced her research and development efforts in optical glass technology.

Conclusion

Yoshiko Kasuga's contributions to optical glass innovation have significantly advanced the field. Her patents reflect her commitment to improving the quality and performance of optical materials.

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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