Company Filing History:
3 out of 7,524 
1 out of 4,979 Years Active: 1995-2022
Title: Yasuhiro Shirai: Innovator in Measuring Instruments and Semiconductor Technology
Introduction
Yasuhiro Shirai is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of measuring instruments and semiconductor technology. With a total of 4 patents to his name, Shirai's work has had a considerable impact on various technological advancements.
Latest Patents
One of his latest patents is a measuring instrument and measuring system designed to accurately measure pulse wave propagation velocity. This innovative device includes a fixing part that can be attached to and detached from a subject, a first piezoelectric sensor, a second piezoelectric sensor positioned at a prescribed distance from the first, and an analyzing part that calculates the pulse wave propagation velocity based on the time difference in peak voltage detection between the two sensors.
Another significant patent is a semiconductor power module and drive system for electric motors. This invention addresses the issue of erroneous mounting of semiconductor power modules by incorporating a status signal generation unit that detects the module's status and generates a corresponding signal. Additionally, it features an identification information storage unit that stores identification information for the module and a switching unit that selects and outputs the appropriate signal.
Career Highlights
Throughout his career, Yasuhiro Shirai has worked with prominent companies such as Renesas Electronics Corporation and Oki Electric Industry Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of technology in his field.
Collaborations
Shirai has collaborated with notable coworkers, including Naoji Akutsu and Akira Hagiwara. These partnerships have further enriched his work and have led to the development of groundbreaking technologies.
Conclusion
Yasuhiro Shirai's contributions to measuring instruments and semiconductor technology exemplify his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving accuracy and efficiency in various applications.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.