Location History:
- Tokyo, JP (2013 - 2016)
- Hino, JP (2011 - 2018)
- Hino Tokyo, JP (2017 - 2019)
Company Filing History:
13 out of 52,711 
1 out of 301 Years Active: 2011-2019
Title: Ryuta Hasegawa: Innovator in Control Systems for Wound Induction Machines
Introduction
Ryuta Hasegawa, an accomplished inventor based in Hino, Japan, holds a remarkable portfolio of 13 patents. His innovative work primarily focuses on control systems for electrical machines, particularly wound induction machines.
Latest Patents
Hasegawa's recent inventions include a control system, controller, and control method for wound induction machines. This system integrates a chopper, short-circuit unit, voltage detector circuit, and a controller. The chopper reduces the direct current voltage between a converter connected to the stator and an inverter linked to the rotor. The short-circuit unit is used for wire connection management, while the voltage detector circuit monitors the direct current voltage. The controller coordinatedly drives the chopper and controls the inverter output when voltage values surpass critical thresholds.
Another significant patent is the development of a neutral point power converter featuring first and second chopper cell groups. This innovation connects various switching elements and capacitors to enhance the functionality of DC power supplies. The design allows for efficient energy conversion by connecting the DC positive and negative terminals to a carefully arranged chopper cell group circuit.
Career Highlights
Throughout his career, Hasegawa has made significant contributions while working at notable companies, including Kabushiki Kaisha Toshiba and Toshiba Energy Systems & Solutions Corporation. His expertise in electrical engineering and control systems has positioned him as a key figure in the field of power conversion technology.
Collaborations
Hasegawa has collaborated with talented professionals such as Teruyuki Ishizuki and Yosuke Nakazawa, enhancing the quality and impact of his inventions. These collaborations have fostered a creative environment that encourages innovation and development within the industry.
Conclusion
Ryuta Hasegawa exemplifies ingenuity in the realm of electrical engineering, particularly through his advancements in control systems for wound induction machines. With a robust track record of patents and collaborations, he continues to advance the boundaries of technology, paving the way for future innovations in this critical field.
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.