Location History:
- Yamanashi-ken, JP (2004)
- Yamanashi, JP (2007)
Company Filing History:
Years Active: 2004-2007
Title: Nobumasa Okada: Innovator in Optical Technologies
Introduction
Nobumasa Okada is a prominent inventor based in Yamanashi, Japan. He has made significant contributions to the field of optical technologies, holding a total of 2 patents. His work focuses on developing advanced optical multilayer films and semiconductor devices.
Latest Patents
Okada's latest patents include an optical multilayer film and an optical semiconductor device. The optical multilayer film features a first layer, a second layer containing titanium oxynitride, and a third layer made of magnesium fluoride. This innovative structure is designed to enhance optical performance by incorporating multiple reflection planes. The thickness of the third layer is specifically engineered to be smaller than a half wavelength, optimizing its functionality.
The second patent pertains to an electrode structure that includes a conductive film formed on a base substrate through an insulation film. This insulation film consists of polyimide poles, with a high-hardness insulation material applied to the side surfaces. This design prevents distortion of the poles under strong bonding forces, ensuring the integrity of the conductive film and minimizing parasitic capacitance, which is crucial for radio-frequency signal applications.
Career Highlights
Nobumasa Okada is currently associated with Fujitsu Quantum Devices Limited, where he continues to push the boundaries of optical technology. His innovative work has positioned him as a key figure in the development of advanced optical devices.
Collaborations
Okada has collaborated with notable colleagues such as Shigeo Ohsaka and Shinichi Domoto. Their combined expertise has contributed to the successful development of cutting-edge technologies in the optical field.
Conclusion
Nobumasa Okada's contributions to optical technologies through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in optical devices.