Tokyo, Japan

Shigeyoshi Goka

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignees: Ricoh Company, Ltd., Tokyo Metropolitan University, Tokyo Metropolitan University, Municipal University Corp.. Active years: 2015-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeyoshi Goka. Retrieved from https://idiyas.com/inventor/shigeyoshi-goka

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


% Patents Active = 80.0

 

Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2015-2020

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5 patents (USPTO):Explore Patents

Title: Shigeyoshi Goka: Innovator in Atomic Oscillator Technology

Introduction

Shigeyoshi Goka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of atomic oscillators, holding a total of 5 patents. His work has advanced the understanding and application of resonance technologies.

Latest Patents

Goka's latest patents include an atomic oscillator that features a first frequency synthesizer for multiplying a reference frequency signal. This invention synthesizes a high-frequency signal using a first voltage control oscillator. Additionally, it incorporates a first semiconductor laser that emits laser light modulated by the high-frequency signal. Another notable patent is a method for generating a coherent population trapping (CPT) resonance, which involves applying an electric current to a laser light-emitting element. This method allows for the generation of Ramsey resonance through precise control of the laser light wavelengths.

Career Highlights

Throughout his career, Shigeyoshi Goka has worked with notable organizations such as Ricoh Company, Ltd. and Tokyo Metropolitan University. His experience in these institutions has allowed him to collaborate on various innovative projects and further his research in atomic technologies.

Collaborations

Goka has collaborated with talented individuals in his field, including Yuichiro Yano and Takumi Ide. These partnerships have contributed to the development of his groundbreaking inventions.

Conclusion

Shigeyoshi Goka's contributions to atomic oscillator technology and resonance methods highlight his role as a leading inventor in the field. His innovative patents and collaborations continue to influence advancements in 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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