This inventor holds 4 USPTO granted patents. Top assignees: Ricoh Company, Ltd., Fujitsu Semiconductor Limited, Hitachi, Ltd.. Active years: 1993-2011.
Company Filing History:
2 out of 28,934 
1 out of 1,674 
1 out of 42,726 
Years Active: 1993-2011
Title: Tsutomu Satou: Innovator in Signal Processing and Optical Recording
Introduction
Tsutomu Satou is a notable inventor based in Yokohama, Japan. He has made significant contributions to the fields of signal processing and optical information recording. With a total of 4 patents to his name, his work continues to influence technology today.
Latest Patents
One of Satou's latest patents is a transmitter/receiver device that converts serial and parallel signals and a method of testing thereof. This device includes a transmitter unit with a parallel/serial converting circuit, a waveform deteriorating circuit, and a transmitter circuit. The receiver unit consists of a receiver circuit, a serial/parallel converting circuit, and an error detecting circuit. This innovative design allows for the conversion of signals while maintaining integrity and accuracy.
Another significant patent is for an optical information recording medium. This medium records at shorter laser wavelengths and boasts excellent light resistance and archival stability. It features a supporting substrate and a recording layer that includes a metal chelated azo compound. This compound is designed to enhance the recording capabilities of optical media, making it a valuable advancement in the field.
Career Highlights
Throughout his career, Tsutomu Satou has worked with prominent companies such as Ricoh Company, Ltd. and Fujitsu Semiconductor Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.
Collaborations
Some of his notable coworkers include Yasunobu Ueno and Keiko Ichinose. Their collaborative efforts have likely played a role in the successful development of various projects and patents.
Conclusion
Tsutomu Satou's contributions to signal processing and optical recording technologies highlight his innovative spirit and dedication to advancing these fields. His patents reflect a commitment to improving technology and enhancing user experiences.