Location History:
- Iruma-si, JP (2006)
- Imura, JP (2010)
- Fukuoka, JP (2004 - 2011)
- Katakyushu, JP (2014)
- Kitayushu, JP (2014)
- Kitakyushu, JP (2011 - 2016)
- Chiyoda-ku, JP (2015 - 2017)
- Tokyo, JP (2008 - 2020)
Company Filing History:
20 out of 88 
9 out of 173 
4 out of 116 
Years Active: 2004-2020
Title: Innovations of Toshihiro Yamamoto in Organic Electroluminescent Devices
Introduction
Toshihiro Yamamoto, an esteemed inventor based in Kitakyushu, Japan, has made significant contributions to the field of organic electroluminescent technology. With an impressive portfolio of 35 patents, Yamamoto is recognized for his innovative approaches that enhance the performance and efficiency of organic electronic devices.
Latest Patents
Yamamoto's latest patents focus specifically on organic electroluminescent-element materials and their applications. One notable invention discloses an organic electroluminescent device that boasts improved luminous efficiency while ensuring driving stability and maintaining a simplistic construction. This device utilizes a material formed from a carborane ring compound, which uniquely features two indolocarbazole groups bonded to a carborane ring through an aromatic group. The invention comprises an organic electroluminescent device with organic layers, including a phosphorescent light-emitting dopant that utilizes this innovative material as a host.
Additionally, his patent further explores the enhancements in organic electroluminescent devices that integrate materials providing structural benefits with superior luminous efficacy and stability. These advancements promise to revolutionize how light-emitting layers operate within these devices.
Career Highlights
Yamamoto has a noteworthy career marked by his tenure at prominent companies such as Nippon Steel & Sumikin Chemical Co., Ltd. and Nippon Steel Chemical Co., Ltd. His work in these organizations has been instrumental in bridging the gap between theoretical research and practical applications, driving forward innovations in materials science and organic electronics.
Collaborations
Throughout his career, Yamamoto has collaborated with talented professionals including Takahiro Kai and Masaki Komori. These collaborations have fostered an environment of innovation that has facilitated breakthroughs in the field of organic electroluminescent devices, further enriching the landscape of modern electronics.
Conclusion
Toshihiro Yamamoto’s extensive array of patents showcases his commitment to advancing organic electroluminescent technology. His innovative materials and designs are setting new standards in luminous efficiency and stability, promising to influence future developments in organic electronic devices. Yamamoto’s work not only exemplifies remarkable inventiveness but also highlights the importance of collaboration in the pursuit of technological advancement.
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.