Location History:
- Kanagawa, JP (2006 - 2011)
- Tokyo, JP (1992 - 2021)
Company Filing History:
2 out of 7,529 
2 out of 35,734 
1 out of 60 Years Active: 1992-2021
Title: Akira Kuwano: Innovator in Power Supply Technology
Introduction
Akira Kuwano is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of power supply technology, holding a total of 6 patents. His innovative work focuses on enhancing communication performance and extending transmission distances in power line communication systems.
Latest Patents
Kuwano's latest patents include a power supply circuit, a power supply system, and a control method designed to improve the communication performance of power line communications (PLCs). The power supply circuit features a step-down DC/DC converter that receives voltage from the power line and outputs a stepped-down voltage. Additionally, it includes a step-up/down DC/DC converter that can either step up or step down the voltage supplied to the power line communication circuit. A switch circuit connects the input of the step-up/down converter to either the output of the step-down converter or the power line. Furthermore, a voltage monitoring circuit tracks the voltage supplied from the power line, while a control circuit manages the switch circuit's connections based on the monitored voltage value. Another notable invention is a voltage-controlled oscillator circuit, which comprises a variable current generator and a resonance circuit with a variable capacitor and inductor. This oscillator outputs a signal with an amplitude determined by the current generated by the variable current generator.
Career Highlights
Throughout his career, Akira Kuwano has worked with leading technology companies, including Renesas Electronics Corporation and NEC Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in power supply technology.
Collaborations
Kuwano has collaborated with notable colleagues, including Yoko Kawasumi and Yoshitaka Murata. Their teamwork has contributed to the advancement of various projects in the field of electrical engineering.
Conclusion
Akira Kuwano's contributions to power supply technology and his innovative patents have significantly impacted the field. His work continues to influence advancements in communication systems, showcasing the importance of innovation in technology.