Location History:
- Hachioji, JP (2000)
- Hino, JP (2000 - 2012)
- Tokyo, JP (2014 - 2022)
- Chiyoda-ku, JP (2018 - 2023)
Company Filing History:
8 out of 15,844 
7 out of 8,186 
3 out of 5,729 
Years Active: 2000-2023
Title: Innovations by Masahiro Ishikawa in Movement Measurement Technology
Introduction
Masahiro Ishikawa, a prolific inventor based in Chiyoda-ku, Japan, has made significant contributions to the field of measurement technology, holding a total of 20 patents. His innovative approach focuses on reducing errors in measurement systems, which are critical in modern applications such as transportation and automation.
Latest Patents
Among his most recent inventions is a movement-distance measurement apparatus capable of minimizing errors caused by changes in the angle of maximum reflection intensity during movement. This apparatus comprises an antenna, a phase detection circuit, a phase-shift calculation circuit, and a movement-distance calculation circuit. The antenna transmits radio waves towards multiple reflectors and receives reflected signals to determine the movement distance of an object accurately.
Additionally, Ishikawa has developed an elevator car position detection sensor designed to enhance the accuracy of presence detection for a plate, utilizing an excitation magnetic field and alternating-current voltage measurements. This invention focuses on suppressing erroneous detections, ensuring more reliable operation in elevator systems.
Career Highlights
Throughout his career, Ishikawa has worked with renowned companies such as Mitsubishi Electric Corporation and Olympus Corporation. His experience in these organizations has allowed him to refine his expertise in the development of advanced measurement technologies.
Collaborations
Masahiro Ishikawa has also collaborated with notable coworkers, including Tetsuya Yamamoto and Jin Inoue. Their combined efforts in engineering and innovation have contributed to the success of various projects within their respective fields.
Conclusion
Masahiro Ishikawa continues to push the boundaries of measurement technology with his groundbreaking patents. His work not only reflects his ingenuity as an inventor but also serves as a vital resource for advancing measurement systems across different industries.
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.