Yusuke Takeda

This inventor holds 43 USPTO granted patents and 4 published patent applications and 3 EPO patents, primarily in Light Emitting Devices. Top assignees: Ricoh Company, Ltd., Denka Company Limited, Denki Kagaku Kogyo Kabushiki Kaisha. Active years: 1990-2024.

USPTO Granted Patents = 43 (Patent Applications = 4)

% Patents Active = 83.7

EPO Patents = 3 (Patent Applications = 2)

Average Co-Inventor Count = 3.7

ph-index = 12

Forward Citations = 379(Granted Patents)

Location History:

Yokohama, JP (1990 - 2004)
Kanagawa-ken, JP (2000 - 2006)
Kanagawa, JP (2000 - 2010)
Machida, JP (2015 - 2017)
Tokyo, JP (2004 - 2024)
Fukuoka, JP (2021 - 2024)
Omuta, JP (2022 - 2024)

Company Filing History:

Denka Company Limited

patents

1 out of 475

Denki Kagaku Kogyo Kabushiki Kaisha

patents

4. 1 out of 1,760

National Institute of Advanced Industrial Science and Technology

patents

5. 1 out of 3,693

Nippon Steel Corporation

patents

where one patent can have more than one assignee

Years Active: 1990-2024

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Areas of Expertise:

Phosphor

Light-Emitting Device

Fluorescent Body

Composite

Image Forming Apparatus

Silicon Carbide

Tandem Device

Developing Liquid

Thermosensitive Recording

Electrophotographic

Viscosity Detection

Wet Process

43 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12012536 - β-SiAlON phosphor and light-emitting apparatus (2024-06-18),

2. 11932792 - Red fluorescent body and light-emitting device (2024-03-19),

3. 11898079 - Phosphor powder, composite, and light-emitting device (2024-02-13),

4. 11795391 - Red phosphor and light emitting device (2023-10-24),

5. 11485906 - Phosphor particle, composite, light-emitting device, and method for producing phosphor particle (2022-11-01),

6. 11434422 - Phosphor powder, composite, and light-emitting device (2022-09-06),

7. 11434421 - Phosphor and light-emitting device (2022-09-06),

8. 11380822 - Red phosphor and light emission device (2022-07-05),

9. 11359139 - Phosphor powder, composite, and light-emitting device (2022-06-14),

10. 11339325 - Phosphor particle, composite, light-emitting device, and method for producing phosphor particle (2022-05-24),

11. 11236269 - Alpha-Sialon fluorescent body and light-emitting device (2022-02-01),

12. 11067205 - Threaded connection for steel pipe (2021-07-20),

13. 10920138 - Red phosphor and light emitting device (2021-02-16),

14. 9850131 - Method for producing phosphor (2017-12-26),

15. 8951638 - Silicon carbide powder for producing silicon carbide single crystal and a method for producing the same (2015-02-10),

Title: Yusuke Takeda: A Trailblazer in Phosphor and Light-Emitting Technologies

Introduction: Yusuke Takeda, based in Tokyo, Japan, has made significant contributions to the fields of phosphor technology and light-emitting devices. With an impressive portfolio of 43 patents, Takeda's work has advanced the understanding and application of materials used in various lighting technologies.

Latest Patents: Takeda's latest innovations include two noteworthy patents. The first is a β-SiAlON phosphor and a light-emitting apparatus. This invention features a β-sialon phosphor represented by the general formula SiAlON(0

Career Highlights: Throughout his career, Yusuke Takeda has worked with prestigious companies, including Ricoh Company, Ltd. and Denka Company Limited. His tenure at these organizations has not only honed his expertise in innovative light-emitting technologies but also expanded the practical applications of his patents in commercial products.

Collaborations: Takeda has collaborated with notable professionals such as Tsuneo Kurotori and Mie Yoshino. These partnerships have been instrumental in advancing his research and the development of groundbreaking technologies.

Conclusion: Yusuke Takeda stands out as a prominent inventor in the field of phosphors and light-emitting devices. His 43 patents exemplify his dedication to innovation and his ability to push the boundaries of technology. As he continues to develop new and exciting advancements, Takeda’s work will undoubtedly leave a lasting impact on the lighting industry.