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For the Inventor, By the Inventor

Anan, Japan

Katsuyoshi Kadan

This inventor holds 18 USPTO granted patents and 2 published patent applications and 5 EPO patents, primarily in Semiconductor Technology. Top assignee: Nichia Corporation. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyoshi Kadan. Retrieved from https://idiyas.com/inventor/katsuyoshi-kadan

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

USPTO Granted Patents = 18 

% Patents Active = 94.4

 

Average Co-Inventor Count = 3.4

ph-index = 3

Forward Citations = 36(Granted Patents)


Location History:

  • Anan, JP (2011 - 2023)
  • Tokushima, JP (2021 - 2023)
  • Katsuura-gun, JP (2020 - 2024)

Company Filing History:

goldMedal18 out of 3,262 
 
Nichia Corporation
 patents

Years Active: 2011-2025

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Areas of Expertise:
Semiconductor Light Emitting Element
Surface Light Source
Light Emitting Module
Display Device
Manufacturing Method
LED Sapphire Substrate
Sapphire Substrate
Light Emitting Device
Reduced Thickness
Increased Light-Reflectivity
Triangular Projections
Lateral Wiring
18 patents (USPTO):Explore Patents
1. RE50614 - Semiconductor light emitting element (2025-09-30),
2. 12027501 - Surface light source and method of manufacturing surface light source (2024-07-02),
3. 11640957 - Light emitting module (2023-05-02),
4. RE49406 - Semiconductor light emitting element (2023-01-30),
5. 11538966 - Method of manufacturing light emitting device (2022-12-27),
6. RE49298 - Semiconductor light emitting element (2022-11-14),
7. 11410975 - Display device and method of manufacturing display device (2022-08-09),
8. 11362246 - Method of manufacturing display device with lateral wiring (2022-06-14),
9. 10892255 - Method of manufacturing light emitting module (2021-01-12),
10. 10797210 - Light emitting device having reduced thickness and increased light-reflectivity (2020-10-06),
11. 9525103 - Sapphire substrate having elongated projection and semiconductor light emitting device utilizing the same (2016-12-20),
12. 9070814 - LED sapphire substrate with groups of three projections on the surface (2015-06-30),
13. 9012936 - Sapphire substrate having triangular projections with portions extending in direction of substrate crystal axis (2015-04-21),
14. 8847263 - Sapphire substrate having triangular projections with outer perimeter formed of continuous curve (2014-09-30),
15. 8847262 - Sapphire substrate having triangular projections with bottom sides formed of outwardly curved lines (2014-09-30),

Title: Inventor Katsuyoshi Kadan

Introduction: Katsuyoshi Kadan is a renowned inventor hailing from Anan, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kadan's latest patents focus on advancements in renewable energy technologies, particularly in the development of solar power systems with increased efficiency and sustainability.

Career Highlights: Throughout his illustrious career, Katsuyoshi Kadan has been instrumental in the creation of cutting-edge solutions in the electronics and energy sectors. His innovative approach has led to the successful commercialization of several pioneering inventions.

Collaborations: Kadan has collaborated with leading research institutions and technology companies to further enhance his inventions and bring them to the market. His partnerships have resulted in the successful implementation of his patented technologies in real-world applications.

Conclusion: Inventor Katsuyoshi Kadan's dedication to innovation and his relentless pursuit of technological advancement have solidified his reputation as a visionary in the field of inventing. His contributions continue to shape the future of sustainable energy solutions and technological development.

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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