Location History:
- Nikko, JP (1988 - 1994)
- Ichihara, JP (1994 - 1995)
- Tokyo, JP (1992 - 2004)
Company Filing History:
10 out of 2,637 
2 out of 2 
2 out of 3,252 
Years Active: 1988-2004
Title: Nobuyuki Shibata: Innovator in Optical Technology
Introduction
Nobuyuki Shibata is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical technology, holding a total of 11 patents. His work has had a considerable impact on various industries, particularly in telecommunications and optical devices.
Latest Patents
Among his latest patents are the optical attenuator and optical attenuator module. This optical attenuator features a glass substrate and an optical attenuation film that effectively reduces input light with a predetermined optical attenuation factor. The optical attenuation film is strategically placed on the light input face of the substrate, with an angle defined between the light input face and the light output face set to 0.15° to 0.5°. Additionally, a protective film is formed on the surface of the optical attenuation film to prevent deterioration. Another notable patent involves a radio communications system, which consists of a cell group formed from three cells, each equipped with antennas. These antennas differ in horizontal orientation and cover all horizontal directions, arranged in a repeating pattern to optimize frequency assignment.
Career Highlights
Nobuyuki Shibata has worked with several esteemed companies throughout his career. Notably, he has been associated with The Furukawa Electric Co., Ltd. and Mabuchi Motor Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in optical technology.
Collaborations
Throughout his career, Nobuyuki has collaborated with talented individuals such as Akira Matsuda and Toshimitsu Nishiwaki. These collaborations have fostered an environment of innovation and creativity, leading to the development of advanced technologies.
Conclusion
Nobuyuki Shibata's contributions to optical technology and his impressive portfolio of patents highlight his role as a leading inventor in the field. His work continues to influence advancements in telecommunications and optical devices, showcasing the importance of innovation in today's technological landscape.