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Sodegaura, Japan

Toshihiro Iwakuma

USPTO Granted Patents = 89 (Patent Applications = 15)

EPO Patents = 19 (Patent Applications = 27)

Average Co-Inventor Count = 4.4

ph-index = 18

Forward Citations = 1,039(Granted Patents)

Forward Citations (Not Self Cited) = 990(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Chiba, JP (2007 - 2015)
China, JP (2017)
Tokyo, JP (2018)
Sodegaura, JP (2009 - 2024)

Company Filing History:

87 out of 2,272

Idemitsu Kosan Company, Limited

Universal Display Corporation

Petroleum Energy Center, a Juridical Incorporated Foundation

Idemitsu Korea Co., Ltd.

Idemtisu Kosan Co., Ltd.

where one patent can have more than one assignee

Years Active: 2007-2024

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Areas of Expertise:

Organic Electroluminescence Device

Organic Light Emitting Device

Electroluminescent Element

Biscarbazole Derivative

Fluorene-Containing Compound

Amine Compound

Phenanthrene Derivative

Crosslinked Pi-Conjugated Compound

Composite Organic Electroluminescent Material

Hetero-Fused Ring Compound

Dibenzofuran Groups

Dibenzothiophene Groups

89 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11895917 - Material for organic electroluminescence device and organic electroluminescence device using the same (2024-02-06),

2. RE49118 - Material for organic electroluminescence device and electroluminescence device employing the same (2022-06-27),

3. 11069862 - Material for organic electroluminescence device and organic electroluminescence device using the same (2021-07-20),

4. 10505123 - Compound and organic electroluminescent device using same (2019-12-10),

5. 10079343 - Organic el element and solution containing organic el material (2018-09-18),

6. 10026907 - Material for organic electroluminescence device and organic electroluminescence device using the same (2018-07-17),

7. 10020454 - Material for organic electroluminescence device and organic electroluminescence device using the same (2018-07-10),

8. 9991447 - Material for organic electroluminescent element, and organic electroluminescent element produced using same (2018-06-05),

9. 9985232 - Biscarbazole derivative host materials for OLED emissive region (2018-05-29),

10. 9966541 - Biscarbazole derivative host materials and green emitter for OLED emissive region (2018-05-08),

11. 9847493 - Material for organic electroluminescence device and organic electroluminescence device using the same (2017-12-19),

12. 9842996 - Amine compound having hetero-fused ring and organic electroluminescent element using amine compound (2017-12-12),

13. 9685614 - Material for organic electroluminescent element, and element using same (2017-06-20),

14. 9660203 - Material for organic electroluminescence device and organic electroluminescence device using the same (2017-05-23),

15. RE46368 - Material for organic electroluminescent devices and organic electroluminescent devices made by using the same (2017-04-17),

Title: The Innovative Journey of Toshihiro Iwakuma

Introduction: Toshihiro Iwakuma, a pioneering inventor hailing from Sodegaura, Japan, has made significant contributions to the world of technology through his groundbreaking inventions and patents.

Latest Patents: Toshihiro Iwakuma holds several patents in the field of robotics and artificial intelligence, with his most recent patent focusing on a revolutionary autonomous navigation system for drones.

Career Highlights: Throughout his illustrious career, Toshihiro Iwakuma has worked tirelessly to push the boundaries of innovation. His work in developing advanced algorithms for machine learning has earned him recognition as a leading expert in the field.

Collaborations: Toshihiro Iwakuma has collaborated with top research institutions and tech companies worldwide to further his research and bring his inventions to life. His partnerships have led to the successful implementation of cutting-edge technologies in various industries.

Conclusion: In conclusion, Toshihiro Iwakuma's dedication to innovation and his relentless pursuit of technological advancement have solidified his reputation as a visionary inventor. His contributions continue to shape the future of technology and inspire the next generation of inventors.

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