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For the Inventor, By the Inventor

Anan, Japan

Tomokazu Yoshida

This inventor holds 36 USPTO granted patents and 6 EPO patents, primarily in Fluorescent Materials. Top assignees: Nichia Corporation, Dai Nippon Printing Co., Ltd.. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomokazu Yoshida. Retrieved from https://idiyas.com/inventor/tomokazu-yoshida-2p6h9h5p

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

Calculating rank
USPTO Granted Patents = 36

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.9

ph-index = 4

Forward Citations = 38(Granted Patents)


Company Filing History:

goldMedal36 out of 3,269 
 
Nichia Corporation
 patents
silverMedal1 out of 3,208 
 
Dai Nippon Printing Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2015-2026

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Areas of Expertise:
Fluoride Phosphor
Fluorescent Material
Light Emitting Device
Production Method
Aluminate Fluorescent Material
Wavelength Conversion
Red Phosphor
Image Display Device
Liquid Crystal Display
Fluorescent Material Manufacturing
Fluorescent Material Production
Light Emitting Technology
36 patents (USPTO):Explore Patents
1. 12545836 - Fluoride phosphor and method of producing the same, wavelength conversion member, and light emitting device (2026-02-10),
2. 12534667 - Fluoride phosphor, production method therefor, and light-emitting device (2026-01-27),
3. 12110432 - Method for producing fluoride fluorescent material (2024-10-08),
4. 11643595 - Wavelength conversion member, light-emitting device, and image display device (2023-05-09),
5. 11572506 - Method for producing fluoride fluorescent material (2023-02-07),
6. 11414596 - Fluoride fluorescent material, light emitting device, and method for producing fluoride fluorescent material (2022-08-16),
7. 11174430 - Fluoride fluorescent material, light emitting device, and method for producing fluoride fluorescent material (2021-11-16),
8. 11142686 - Method of producing aluminate fluorescent material, aluminate fluorescent material and light emitting device (2021-10-12),
9. 11041118 - Fluoride fluorescent material and method for producing the same as well as light emitting device using the same (2021-06-22),
10. 11034888 - Aluminate fluorescent material, light emitting device, and method for producing aluminate fluorescent material (2021-06-15),
11. 11028320 - Aluminate fluorescent material, light emitting device using the same, and method of producing aluminate fluorescent material (2021-06-08),
12. 11008511 - Method of producing aluminate fluorescent material, aluminate fluorescent material, and light emitting device (2021-05-18),
13. 10903401 - Light-emitting device (2021-01-26),
14. 10829688 - Aluminate fluorescent material and light emitting device (2020-11-10),
15. 10723945 - Method of producing aluminate fluorescent material, aluminate fluorescent material, and light emitting device (2020-07-28),

Title: Tomokazu Yoshida: Pioneering Inventor in Technological Innovations

Introduction: Tomokazu Yoshida, a visionary inventor hailing from Anan, Japan, has left an indelible mark on the field of technology with his passion for innovation and relentless pursuit of excellence. With 33 patents to his name, Yoshida's contributions continue to inspire the next generation of inventors and shape the future of technology.

Latest Patents: Among his latest patents is a groundbreaking "Wavelength conversion member, light-emitting device, and image display device" that utilizes a unique combination of fluoride phosphor, quantum dots, surfactants, and resin to enhance display technologies. Additionally, his "Method for producing fluoride fluorescent material" showcases his expertise in developing novel materials for various applications.

Career Highlights: Yoshida has held key positions at renowned companies such as Nichia Corporation and Dai Nippon Printing Co., Ltd., where he has spearheaded groundbreaking research and development initiatives. His innovative solutions have garnered widespread acclaim and solidified his reputation as a pioneer in his field.

Collaborations: Throughout his illustrious career, Yoshida has collaborated with esteemed colleagues such as Shoji Hosokawa and Kazuya Nishimata. Together, they have pushed the boundaries of technological advancements and brought forth solutions that have revolutionized the industry.

Conclusion: Tomokazu Yoshida's unwavering dedication to innovation and his trailblazing inventions underscore his status as a visionary inventor in the realm of technology. His relentless pursuit of excellence continues to shape the landscape of technological advancements, leaving a lasting impact on society.

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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