This inventor holds 5 USPTO granted patents. Top assignees: Panasonic Intellectual Property Management Co., Ltd., Matsushita Electric Industrial Co., Ltd., Nuvoton Technology Corporation Japan. Active years: 2005-2021.
Company Filing History:
2 out of 13,338 
1 out of 27,375 
1 out of 199 
Years Active: 2005-2021
Title: Innovations of Katsuyuki Imamura
Introduction
Katsuyuki Imamura is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of power conversion technology, holding a total of 5 patents. His work focuses on enhancing the efficiency and functionality of electrical systems.
Latest Patents
One of his latest patents is a matrix converter control device. This device includes a plurality of delay circuits that correspond to the logic change timings of multiple input pulse width modulation (PWM) signals. These signals control the ON and OFF states of various switching elements within a matrix converter. The design features five distinct delay circuits, each delaying an input PWM signal by a specific amount of time at the corresponding logic change timing.
Another significant patent is related to a pulse-frequency control circuit. This circuit includes a selection mechanism that chooses from several reference clocks with differing phases but the same reference period. It also features a setting register that stores information for identifying a setting period in increments shorter than the reference period. The control circuit utilizes this information to generate an output pulse sequence, enhancing the precision of pulse generation.
Career Highlights
Katsuyuki Imamura has worked with prominent companies in the industry, including Panasonic Intellectual Property Management Co., Ltd. and Matsushita Electric Industrial Co., Ltd. His experience in these organizations has contributed to his expertise in electrical engineering and innovation.
Collaborations
Throughout his career, Imamura has collaborated with talented individuals such as Junichi Yano and Hisato Yoshida. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Katsuyuki Imamura's contributions to the field of power conversion are noteworthy. His innovative patents and collaborations reflect his commitment to advancing technology in electrical systems. His work continues to influence the industry and inspire future innovations.