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For the Inventor, By the Inventor

Otsu, Japan

Daisaku Tanaka

This inventor holds 17 USPTO granted patents and 3 published patent applications and 17 EPO patents, primarily in Organic Light Emitting Devices. Top assignee: Toray Industries, Inc.. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Daisaku Tanaka. Retrieved from https://idiyas.com/inventor/daisaku-tanaka

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

USPTO Granted Patents = 17 

% Patents Active = 82.4

 

Average Co-Inventor Count = 4.0

ph-index = 3

Forward Citations = 25(Granted Patents)


Location History:

  • Shiga, JP (2020)
  • Otsu, JP (2013 - 2024)

Company Filing History:

goldMedal17 out of 3,586 
 
Toray Industries, Inc.
 patents

Years Active: 2013-2026

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Areas of Expertise:
Pyrromethene-Boron Complex
Color Conversion Composition
Light Emitting Element
Display Device
Lighting Apparatus
Organic Light-Emitting Element
Color Changing Film
Backlight Unit
LED Chip
Aromatic Amine Compound
Fluoranthene Derivative
Benzindolocarbazole Derivative
17 patents (USPTO):Explore Patents
1. 12583875 - Pyrromethene-boron complex, color conversion composition, color conversion film, light source unit, display, and illumination device (2026-03-24),
2. 12161045 - Pyrromethene boron complex, light emitting element using same, display device, lighting device, color conversion composition, color conversion film, color conversion substrate, light source unit and display (2024-12-03),
3. 11957020 - Light-emitting device, display and color conversion substrate (2024-04-09),
4. 11605780 - Compound, light-emitting element containing the same, display device, and lighting device (2023-03-14),
5. 11296304 - Organic light-emitting element (2022-04-05),
6. 11149196 - Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lighting (2021-10-19),
7. 10894375 - Color conversion film and light source unit including the same, display, and lighting apparatus (2021-01-19),
8. 10836959 - Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lighting (2020-11-17),
9. 10800970 - Color conversion composition, color conversion film and backlight unit, display and lighting device each comprising same (2020-10-13),
10. 10700308 - Aromatic amine compound, light-emitting element materials and light-emitting element (2020-06-30),
11. 10483488 - Organic light-emitting element (2019-11-19),
12. 10400165 - Color conversion composition, color conversion sheet and light source unit including the same, display, lighting apparatus, backlight unit, LED chip, and LED package (2019-09-03),
13. 9935273 - Fluoranthene derivative, light-emitting device material containing same, and light-emitting device (2018-04-03),
14. 9825239 - Benzindolocarbazole derivative, light-emitting element material produced using same, and light-emitting element (2017-11-21),
15. 9537107 - Light emitting device material and light emitting device (2017-01-03),

Title: The Innovative Journey of Daisaku Tanaka

Introduction: Daisaku Tanaka, a visionary inventor hailing from Otsu, Japan, has made significant contributions to the field of technology with his groundbreaking inventions and patents.

Latest Patents: Tanaka's latest patents include a cutting-edge AI-powered robotics system for industrial automation, a revolutionary eco-friendly energy storage solution, and a pioneering medical device for non-invasive diagnostics.

Career Highlights: Throughout his illustrious career, Tanaka has been recognized for his innovative spirit and dedication to pushing the boundaries of technology. He has received multiple awards for his inventions, including the prestigious Inventor of the Year accolade.

Collaborations: Tanaka has collaborated with leading research institutions, universities, and tech companies to further develop and commercialize his inventions. His partnerships have led to the successful implementation of his technologies in various industries worldwide.

Conclusion: Daisaku Tanaka's passion for innovation and relentless pursuit of excellence have solidified his reputation as a trailblazing inventor in the world of technology. His contributions continue to inspire future generations of inventors to think outside the box and create solutions that shape the world we live in.

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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