Location History:
- Minato-ku, JP (2013 - 2017)
- Tokyo, JP (2013 - 2017)
- Chuo-ku, JP (2016 - 2018)
Company Filing History:
22 out of 516 
8 out of 15,928 
1 out of 989 
Years Active: 2013-2018
Title: The Innovative Contributions of Yasuhiko Hosokawa
Introduction: Yasuhiko Hosokawa, based in Chuo-ku, Japan, is a renowned inventor recognized for his significant contributions to electrical engineering through his numerous patents. With a total of 22 patents to his name, Hosokawa has demonstrated excellence in the development of advanced electrical devices, particularly in the realm of thyristor technology.
Latest Patents: Among his latest inventions is the "Static Switch," which features a thyristor switch consisting of a pair of arms connected in anti-parallel. Each arm includes several thyristors connected in series. This invention incorporates a controller that detects the phase of a power supply voltage and appropriately interrupts the gate signal in specific conditions.
Another notable patent is the "Thyristor Starting Device and Control Method Therefor," which includes a converter to change AC power into DC power, a DC reactor for smoothing the current, and an inverter to convert the DC power back into AC for supplying synchronous machines. This system is complemented by a gate pulse generation circuit and an abnormality detection unit, ensuring a well-coordinated operation of the thyristors within the device.
Career Highlights: Yasuhiko Hosokawa has had an impressive career, having worked with prestigious companies in the electronics industry. He was associated with Toshiba Mitsubishi Electric Industrial Systems Corporation and Mitsubishi Electric Corporation, where he contributed to several groundbreaking projects.
Collaborations: Throughout his career, Hosokawa has collaborated with notable professionals, including his coworkers Shinzo Tamai and Akinobu Ando. These collaborations have further enriched his innovative endeavors and have led to the creation of advanced technologies in the field.
Conclusion: Yasuhiko Hosokawa's work exemplifies the spirit of innovation in electrical engineering. His patents continue to influence the industry and inspire future advancements. The impact of his contributions, along with his collaborations, highlights the importance of teamwork in the realm of invention and innovation.