Company Filing History:
3 out of 4,979 
1 out of 372 
Years Active: 1983-1990
Title: Nobuyoshi Sakamoto: Innovator in Surface-Acoustic-Wave Technology
Introduction
Nobuyoshi Sakamoto is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of surface-acoustic-wave devices, holding a total of 3 patents. His work has advanced the technology used in various electronic applications.
Latest Patents
Sakamoto's latest patents include a surface-acoustic-wave device with a capacitance coupled between input and output. This innovative device features a surface-acoustic-wave filter that improves the attenuation characteristic on the high-frequency side of the center frequency. Another notable patent is a surface-acoustic-wave filter that employs a multi-transducer arrangement. This filter includes multiple input and output interdigital transducers arranged on a piezo-electric substrate, enhancing its performance.
Career Highlights
Throughout his career, Sakamoto has worked with notable companies such as Oki Electric Industry Co., Ltd. and Nippon Hoso' Kyokai. His experience in these organizations has allowed him to develop and refine his expertise in surface-acoustic-wave technology.
Collaborations
Sakamoto has collaborated with several talented individuals in his field, including Kiyoshi Nagai and Ou Hok Huor. These partnerships have contributed to the advancement of his innovative projects.
Conclusion
Nobuyoshi Sakamoto's contributions to surface-acoustic-wave technology have established him as a key figure in the field. His patents and collaborations reflect his commitment to innovation and excellence in engineering.