Location History:
- Chiba, JP (2009 - 2010)
- Soadegaura, JP (2012)
- Sodegaura, JP (1994 - 2014)
Company Filing History:
8 out of 2,271 
2 out of 16 Years Active: 1994-2014
Title: Fumio Okuda: Innovator in Organic Electroluminescent Technology
Introduction
Fumio Okuda is a prominent inventor based in Sodegaura, Japan, known for his significant contributions to the field of organic electroluminescent devices. With a total of eight patents to his name, Okuda has made remarkable advancements in the development of materials that enhance the efficiency and longevity of light-emitting devices.
Latest Patents
Among his latest patents, Okuda has developed pyrromethene-boron complex compounds and organic electroluminescent elements utilizing these compounds. The pyrromethene-boron complex compound is characterized by a specific formula where Z and Z can be various groups, including hydrogen atoms and substituted aryl or alkoxy groups. Notably, at least one of these groups is substituted with a fluorine atom, which contributes to the compound's unique properties. Additionally, he has created a metal complex compound that incorporates metals such as iridium, which is used in organic electroluminescent devices. These devices consist of organic thin film layers sandwiched between electrodes, emitting light when an electric voltage is applied. The innovative metal complex compound enhances current efficiency and prolongs the device's lifetime, particularly in emitting blue light.
Career Highlights
Fumio Okuda has had a distinguished career, working with notable organizations such as Idemitsu Kosan Company, Limited and Chuo University. His work has focused on advancing the technology behind organic electroluminescent devices, making significant strides in the field.
Collaborations
Throughout his career, Okuda has collaborated with esteemed colleagues, including Toshihiro Iwakuma and Keiko Yamamichi. These partnerships have contributed to the development of groundbreaking technologies in organic electronics.
Conclusion
Fumio Okuda's innovative work in organic electroluminescent technology has positioned him as a key figure in the field. His patents reflect a commitment to enhancing the efficiency and performance of light-emitting devices, paving the way for future advancements in this exciting area of research.
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.