Tokyo, Japan

Youichi Miyagawa

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Electric Co., Ltd.. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Youichi Miyagawa. Retrieved from https://idiyas.com/inventor/youichi-miyagawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: The Innovations of Youichi Miyagawa

Youichi Miyagawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electronics, particularly in the development of oscillator circuits. His innovative approach has led to the creation of a patent that enhances the performance of crystal oscillator circuits.

Latest Patents

Youichi Miyagawa holds a patent for a "Crystal oscillator circuit having rapid starting characteristics." This invention features an improved oscillator circuit that utilizes an inverter, which includes a pair of series-connected MOS-FETs of differing conductivity types. The design incorporates a switching circuit that can supply gate bias voltages from one of two separate sources. One source is utilized during periods of start-up or unstable oscillation to decrease start-up time, while the other is used during stable oscillation to reduce current consumption. This innovation is crucial for enhancing the efficiency and reliability of electronic devices.

Career Highlights

Miyagawa is associated with Nippon Electric Co., Ltd., a leading company in the electronics industry. His work at this esteemed organization has allowed him to focus on advancing technology in oscillator circuits. His contributions have been instrumental in improving the performance of various electronic applications.

Collaborations

Miyagawa has collaborated with talented individuals such as Hiroshi Iguchi and Jiroh Shimada. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

In summary, Youichi Miyagawa is a distinguished inventor whose work in oscillator circuits has made a significant impact in the electronics field. His patent for a crystal oscillator circuit demonstrates his commitment to innovation and efficiency. His collaborations and career at Nippon Electric Co., Ltd. further highlight his contributions to technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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