Location History:
- Sodegaura, JP (1999 - 2012)
- Chiba, JP (2015 - 2018)
- Osaka, JP (2018)
- Kisarazu, JP (2010 - 2023)
- Yokohama, JP (2000 - 2024)
- Yao, JP (2015 - 2024)
- Kanagawa, JP (2024)
Company Filing History:
20 out of 2,269 
11 out of 131,214 
7 out of 1,786 Years Active: 1999-2025
Title: Takahiro Fujiyama: A Pioneer in Electroluminescent Materials
Introduction
Takahiro Fujiyama, based in Kisarazu, Japan, is a distinguished inventor widely recognized for his innovative contributions to the field of electroluminescence. With an impressive portfolio of 35 patents, Fujiyama's work has significantly advanced the technology of organic light-emitting devices.
Latest Patents
Among his latest patents, Fujiyama's innovations include a copolymer designed for use in electroluminescence device materials. This copolymer features specific structural units represented by Chemical Formula 1 and Chemical Formula 2, incorporating distinctive components that enhance performance. Furthermore, he has developed a nitrogenated aromatic heterocyclic derivative that utilizes an indenocarbazole or indenoindole skeleton, directly or indirectly bonded to dibenzofuran or dibenzothiophene. This derivative is instrumental in creating organic EL devices that offer high emission efficiency and a prolonged lifespan.
Career Highlights
Takahiro Fujiyama has held key positions at notable companies, including Idemitsu Kosan Company, Limited and Samsung Electronics Co., Ltd. His work at these prestigious organizations has allowed him to be at the forefront of research and development in cutting-edge technologies.
Collaborations
Throughout his career, Fujiyama has collaborated with prominent colleagues, such as Tomoki Kato and Nobuhiro Yabunouchi. These partnerships have facilitated the exchange of ideas and fostered advancements in the realm of electroluminescent materials.
Conclusion
Takahiro Fujiyama stands as a significant figure in the field of innovations related to electroluminescence. His numerous patents and collaborations highlight his commitment to enhancing the efficiency and longevity of organic devices, making lasting contributions to technological advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.