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For the Inventor, By the Inventor

Kobe, Japan

Junji Otani

This inventor holds 10 USPTO granted patents. Top assignee: Ciba Specialty Chemicals Corporation. Active years: 2000-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junji Otani. Retrieved from https://idiyas.com/inventor/junji-otani-4uzgqh08

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

USPTO Granted Patents = 10

% Patents Active = 60.0

Average Co-Inventor Count = 5.2

ph-index = 4

Forward Citations = 52(Granted Patents)


Company Filing History:

goldMedal10 out of 1,524 
 
Ciba Specialty Chemicals Corporation
 patents

Years Active: 2000-2006

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10 patents (USPTO):Explore Patents
1. 7060843 - Electroluminescent devices comprising diketopyrrolopyrroles (2006-06-13),
2. 7001677 - Electroluminescent devices comprising diketopyrrolopyrroles (2006-02-21),
3. 6960667 - Fluorescent maleimides and uses thereof (2005-11-01),
4. 6562981 - Benzo (4,5) imidazo (2,1-a) isoindol-11-ones (2003-05-13),
5. 6508957 - Fluorescent maleimides and uses thereof (2003-01-21),
6. 6413655 - Fluorescent materials and their use (2002-07-02),
7. 6258954 - Fluorescent maleimides and uses thereof (2001-07-10),
8. 6146809 - Fluorescent host-guest-system (2000-11-14),
9. 6103446 - Fluorescent chromophore, covalently linked to an organic support material (2000-08-15),
10. 6080516 - Fluorescent compositions and their use (2000-06-27),

Title: Innovations of Junji Otani in Electroluminescent Devices

Introduction

Junji Otani is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of electroluminescent devices, holding a total of 10 patents. His work focuses on the development of advanced materials and devices that enhance the efficiency and performance of lighting technologies.

Latest Patents

Among his latest patents, Otani has developed electroluminescent devices that incorporate diketopyrrolopyrroles. These devices are designed with a specific structure that includes an anode, a hole transporting layer, a light-emitting layer, and optionally an electron transporting layer, culminating in a cathode. The light-emitting substance utilized in these devices is represented by specific formulas, which are crucial for their functionality. His patents also detail processes for the preparation of these compounds and their various uses and compositions.

Career Highlights

Junji Otani has established a successful career at Ciba Specialty Chemicals Corporation, where he has been instrumental in advancing the company's research and development efforts in electroluminescent technologies. His innovative approach and dedication to improving device performance have positioned him as a key figure in the industry.

Collaborations

Throughout his career, Otani has collaborated with notable professionals in the field, including Kazuhiko Kunimoto and Brian Gerrard Devlin. These collaborations have fostered a productive exchange of ideas and have contributed to the advancement of electroluminescent device technology.

Conclusion

Junji Otani's contributions to the field of electroluminescent devices highlight his innovative spirit and commitment to advancing technology. His patents and collaborations reflect a dedication to improving lighting solutions, making a lasting impact in the industry.

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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