Location History:
- Tokyo, JP (1990)
- Machida, JP (1990 - 1991)
Company Filing History:
Years Active: 1990-1991
Title: The Innovations of Yoji Sonobe
Introduction
Yoji Sonobe is a notable inventor based in Machida, Japan. He has made significant contributions to the field of optical measurement technology. With a total of 3 patents to his name, Sonobe's work has advanced the capabilities of spectroscopic devices.
Latest Patents
One of his latest patents is an optical spectrum analyzer with a high-performance measurement function. This innovative spectroscope device receives light to be measured and emits it as dispersed light corresponding to each wavelength. An optical-path switching device directs the dispersed light through first and second paths. A first photoelectric converter receives the light directed through the first path, while a polarizing/separating device polarizes and separates the light directed through the second path into two polarized lights. The second and third photoelectric converters receive these polarized lights, and an arithmetical process section corrects the optical spectrum strength to calculate absolute spectrum values of the measured light at every wavelength.
Another significant patent is a spectrometer designed with a dispersion-type spectral element. This element reflects incident sample light, which is then converted into a signal representing the intensity of the sample light. Reference light and standard light are also supplied to the spectral element, allowing for precise calculations of the wavelength of the sample light based on the signals received.
Career Highlights
Yoji Sonobe is currently employed at Anritsu Corporation, a company known for its advanced communication test and measurement solutions. His work at Anritsu has allowed him to develop cutting-edge technologies that enhance optical measurement capabilities.
Collaborations
Sonobe collaborates with Takao Tanimoto, a fellow innovator in the field. Their partnership has contributed to the development of advanced optical technologies.
Conclusion
Yoji Sonobe's contributions to optical measurement technology through his patents and work at Anritsu Corporation highlight his role as a significant inventor in the field. His innovations continue to impact the industry positively.