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For the Inventor, By the Inventor

Anan, Japan

Yasuo Kato

This inventor holds 14 USPTO granted patents, primarily in Optical Semiconductor Devices. Top assignee: Nichia Corporation. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Kato. Retrieved from https://idiyas.com/inventor/yasuo-kato-w9l4p0tz

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

Calculating rank
USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:

goldMedal14 out of 3,266 
 
Nichia Corporation
 patents

Years Active: 2018-2026

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Areas of Expertise:
Optical Semiconductor
Metallic Structure
Light Emitting Device
Manufacturing Method
Polyallylamine Polymer
Resin Package
Lead Frame
Light Reflecting Member
Ag Layer
Au Layer
14 patents (USPTO):Explore Patents
1. 12559648 - Method of manufacturing metal structure for optical semiconductor device, package, and solution containing polyallylamine polymer (2026-02-24),
2. 12237450 - Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same (2025-02-25),
3. 12116516 - Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same (2024-10-15),
4. 11264546 - Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same (2022-03-01),
5. 11257994 - Resin package and light emitting device (2022-02-22),
6. 11251334 - Method of manufacturing light emitting devices (2022-02-15),
7. 11183619 - Method of manufacturing light emitting device (2021-11-23),
8. 11152547 - Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same (2021-10-19),
9. 10622531 - Light-emitting device (2020-04-14),
10. 10483445 - Lead frame, package for light emitting device, light emitting device, and method for manufacturing light emitting device (2019-11-19),
11. 10263166 - Light emitting device (2019-04-16),
12. 10164162 - Light emitting device, package for light emitting device, and method for manufacturing light emitting device (2018-12-25),
13. 10103302 - Light emitting device (2018-10-16),
14. 9966513 - Light emitting device having light reflecting member with Ag-containing layer and Au-containing layer (2018-05-08),

Title: Yasuo Kato: Innovator in Optical Semiconductor Technology

Introduction

Yasuo Kato is a prominent inventor based in Anan, Japan. He has made significant contributions to the field of optical semiconductor devices, holding a total of 14 patents. His work focuses on enhancing the manufacturing processes and structures used in these advanced technologies.

Latest Patents

Kato's latest patents include innovative methods for manufacturing metal structures for optical semiconductor devices. One notable patent describes a method that involves immersing a base body in a solution containing polyallylamine polymer. This process aims to improve the adhesion of the metal structure to resin materials. Another patent outlines a metallic structure that consists of a conductive base body with multiple metallic layers, including nickel, gold, and indium, designed to optimize performance in optical semiconductor applications.

Career Highlights

Yasuo Kato is currently employed at Nichia Corporation, a leading company in the field of semiconductor technology. His work has been instrumental in advancing the capabilities of optical devices, contributing to the company's reputation for innovation and quality.

Collaborations

Kato has collaborated with notable colleagues such as Kazuya Matsuda and Hiroyuki Tanaka. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the semiconductor industry.

Conclusion

Yasuo Kato's contributions to optical semiconductor technology exemplify the spirit of innovation. His patents and collaborative efforts continue to shape the future of this critical 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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