Location History:
- Suwa, JP (1999 - 2002)
- Nagano-ken, JP (2004)
- Shiojiri, JP (2002 - 2024)
Company Filing History:
21 out of 33,404 
2 out of 4 Years Active: 1999-2024
Title: Tsutomu Asakawa: Innovating Light Emitting Technologies
Introduction
Tsutomu Asakawa is an accomplished inventor based in Shiojiri, Japan, with a remarkable portfolio of 23 patents. His work primarily revolves around advanced light-emitting technologies, particularly within organic electroluminescent (EL) elements. Asakawa's contributions to the field have significantly influenced the development of energy-efficient and high-performance electronic devices.
Latest Patents
Among Asakawa's latest inventions is a groundbreaking patent for a light-emitting element, light-emitting device, and electronic apparatus which encompasses an organic EL element. This innovative design includes a pixel electrode, a light-emitting function layer atop the pixel electrode, and an electron injection layer on the light-emitting function layer. Notably, the counter electrode, formed on the electron injection layer, possesses semi-transmissive reflectivity. It features a reductive material that reduces the electron injection layer and silver (Ag) with an atomic ratio of 75% or more, complemented by an adsorption layer formed on the counter electrode. This cutting-edge technology aims to enhance the performance and efficiency of light-emitting devices.
Career Highlights
Asakawa's professional journey includes significant roles at notable companies such as Seiko Epson Corporation and Lumitek Display Technology Limited. His expertise in organic EL technology has been pivotal in advancing the capabilities of light-emitting devices, establishing him as a prominent figure in the industry.
Collaborations
Throughout his career, Asakawa has collaborated with talented individuals, including Yuki Hanamura and Koya Shiratori. These collaborations have played a crucial role in fostering innovation and driving the development of new technologies within the field.
Conclusion
In summary, Tsutomu Asakawa stands out as a visionary inventor whose contributions to light-emitting technologies have had a profound impact on the electronics industry. With a robust portfolio of patents and collaborations with esteemed colleagues, Asakawa continues to pave the way for future innovations in organic electroluminescent devices. His work not only exemplifies the spirit of invention but also showcases the potential for transformative technologies in everyday applications.
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.