Location History:
- Kawasaki, JP (2009)
- Kuwana, JP (2013)
- Yokohama Kanagawa, JP (2015)
- Minato-ku, JP (2020)
- Yokohama, JP (2020 - 2022)
- Tokyo, JP (2023)
Company Filing History:
10 out of 52,711 
3 out of 1,502 
1 out of 108 Years Active: 2009-2025
Title: The Innovations of Toshimitsu Aizawa
Introduction
Toshimitsu Aizawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of electric motor technology, holding a total of 10 patents. His work focuses on enhancing the efficiency and functionality of electric motor drive systems.
Latest Patents
Aizawa's latest patents include an electric motor drive apparatus and method, as well as a storage medium. The electric motor drive apparatus features an electric motor, a power conversion device, a controller, and a current detector. The controller calculates the phase of the armature flux linkage of the electric motor using the current detected by the current detector. This calculation involves determining an initial value of the armature flux linkage based on the motor's rotational position and the flowing current. Another notable patent is a diagnostic apparatus for electric power converters. This apparatus outputs converted AC electric power to an electric motor, controlling the operations of semiconductor elements to maintain a constant voltage output. The degradation determination unit assesses the state of the semiconductor elements based on the current flowing through the electric motor.
Career Highlights
Throughout his career, Aizawa has worked with notable companies such as Toshiba Corporation and Toshiba Electronic Devices & Storage Corporation. His experience in these organizations has allowed him to develop innovative solutions in electric motor technology.
Collaborations
Aizawa has collaborated with esteemed colleagues, including Takashi Takagi and Kazunobu Nagai. Their joint efforts have contributed to advancements in the field of electric power conversion and motor diagnostics.
Conclusion
Toshimitsu Aizawa's contributions to electric motor technology and his impressive portfolio of patents highlight his role as a leading inventor in the industry. His work continues to influence the development of efficient electric motor systems.
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.