This inventor holds 4 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1989-1992.
Location History:
- Fuchu, JP (1990)
- Tokyo, JP (1989 - 1992)
Company Filing History:
Years Active: 1989-1992
Title: Shigetoshi Higaki: Innovator in PWM-Controlled Power Supply Technology
Introduction
Shigetoshi Higaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of power supply technology, particularly in the area of pulse width modulation (PWM) systems. With a total of 4 patents to his name, Higaki's work has advanced the efficiency and functionality of power supply apparatuses.
Latest Patents
Higaki's latest patents include innovative designs for PWM-controlled power supplies. One notable patent describes a PWM control type power supply apparatus that eliminates modulation signal components from both AC input and output. This invention features an AC-to-DC converting unit that supplies a first AC voltage and converts it into positive and negative DC voltages. Additionally, it includes a DC-to-AC inverter unit controlled by a PWM controller, which inverts the DC voltage into a second AC voltage for load application. Another patent focuses on a PWM power supply that eliminates modulation-frequency components from the ground, ensuring a cleaner output voltage.
Career Highlights
Shigetoshi Higaki is currently employed at Toshiba Corporation, a leading company in technology and electronics. His work at Toshiba has allowed him to collaborate with other talented engineers and inventors, further enhancing his contributions to the field.
Collaborations
Higaki has worked alongside notable colleagues such as Yoshitaka Hata and Suzuo Saito. Their combined expertise has fostered a collaborative environment that encourages innovation and the development of cutting-edge technologies.
Conclusion
Shigetoshi Higaki's contributions to PWM-controlled power supply technology exemplify his dedication to innovation in the field. His patents reflect a commitment to improving power supply systems, making them more efficient and reliable.