Location History:
- Nara, JP (2011 - 2012)
- Osaka, JP (2008 - 2014)
Company Filing History:
6 out of 25,577 
1 out of 10,273 
Years Active: 2008-2014
Title: Tatsuya Ryowa: Innovator in Wavelength Conversion Technology
Introduction
Tatsuya Ryowa is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of optical technology, particularly in the development of wavelength conversion devices. With a total of six patents to his name, Ryowa's work has advanced the capabilities of light-emitting devices and image display technologies.
Latest Patents
Among his latest patents, Ryowa has developed a wavelength conversion member that features a light transmissive member. This member includes a light input plane for excitation light and a light output plane for wavelength converted light. The innovation involves a semiconductor fine particle phosphor that absorbs excitation light, converts its wavelength, and emits light. Notably, the dispersion concentration of the phosphor is strategically varied in relation to the light traveling direction, enhancing the efficiency of the device. Additionally, he has patented a fluorescent material-sealed sheet that comprises multiple fluorescent sections, which are sealed by upper and lower sections, further showcasing his expertise in light source technologies.
Career Highlights
Throughout his career, Tatsuya Ryowa has worked with notable companies such as Sharp Corporation and Sumitomo Electric Industries. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in the field of optical devices.
Collaborations
Ryowa has collaborated with esteemed colleagues, including Hajime Saito and Junichi Kinomoto. These partnerships have fostered a creative environment that has led to the development of advanced technologies in wavelength conversion and light emission.
Conclusion
Tatsuya Ryowa's contributions to the field of optical technology are significant and impactful. His innovative patents and collaborations reflect his dedication to advancing light-emitting devices and image display technologies. Ryowa continues to be a key figure in the realm of wavelength conversion technology.