Tokyo, Japan

Morio Kumagai

This inventor holds 1 USPTO granted patent. Top assignee: Trio Electronics Incorporated. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Morio Kumagai. Retrieved from https://idiyas.com/inventor/morio-kumagai-9tcz8a7x

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Morio Kumagai: Innovator in Oscillator Technology

Introduction

Morio Kumagai is a distinguished inventor based in Tokyo, Japan. He is known for his contributions to the field of oscillator technology, particularly in high-frequency apparatus. His innovative approach has led to the development of a unique oscillator that enhances the performance of various electronic devices.

Latest Patents

Morio Kumagai holds a patent for an oscillator designed for use as a local oscillator in high-frequency apparatus. This invention includes a voltage-controlled oscillator, a reference oscillator, and a phase detector that identifies the phase difference between the oscillation frequencies of the two oscillators. The design also features a filtering mechanism to produce a DC voltage and a phase synchronizing loop that feeds back the DC output to the voltage-controlled oscillator. This oscillator can synchronize its frequency with either an odd multiple or an integer multiple of the reference oscillator's frequency, depending on the duty cycle maintained.

Career Highlights

Morio Kumagai is currently employed at Trio Electronics Incorporated, where he continues to innovate and develop advanced electronic solutions. His work has significantly impacted the field of electronics, particularly in enhancing the functionality of oscillators in various applications.

Collaborations

Morio has collaborated with notable colleagues, including Noboru Saikaishi and Yukio Numata. Their combined expertise has contributed to the advancement of technology in their respective fields.

Conclusion

Morio Kumagai's contributions to oscillator technology exemplify his innovative spirit and dedication to advancing electronic solutions. His patent and ongoing work at Trio Electronics Incorporated highlight his significant role in the industry.

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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