Osaka, Japan

Sadao Nakai

This inventor holds 3 USPTO granted patents. Top assignees: Research Development Corporation of Japan, Kurimoto, Ltd.. Active years: 1996-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadao Nakai. Retrieved from https://idiyas.com/inventor/sadao-nakai-c6w42me9

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

Calculating rank

% Patents Active = 66.7

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1996-2007

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3 patents (USPTO):Explore Patents

Title: Sadao Nakai: Innovator in Crystal Technology

Introduction

Sadao Nakai is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of crystal technology, particularly in the development of cesium-lithium-borate crystals. With a total of 3 patents to his name, Nakai's work has advanced the applications of these materials in optical technologies.

Latest Patents

One of Nakai's latest patents is focused on the cesium-lithium-borate crystal and its application to frequency conversion of laser light. This invention provides a high-performance wavelength converting crystal with a chemical composition expressed as CsLiB6O10. Additionally, it includes substituted cesium-lithium-borate crystals represented by the formulas CsLiMBO and CsLiLBO, where M is an alkali metal element and L is an alkali earth metal element. The patent also details a method for manufacturing these crystals through heating and melting, along with an optical apparatus utilizing such crystals.

Career Highlights

Throughout his career, Sadao Nakai has worked with notable organizations, including the Research Development Corporation of Japan and Kurimoto, Ltd. His expertise in crystal technology has positioned him as a key figure in the field.

Collaborations

Nakai has collaborated with esteemed colleagues such as Takatomo Sasaki and Akio Hiraki. These partnerships have further enriched his research and development efforts.

Conclusion

Sadao Nakai's innovative work in the realm of cesium-lithium-borate crystals showcases his dedication to advancing optical technologies. His contributions continue to influence the industry and inspire future innovations.

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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