Tokyo, Japan

Masatoshi Kajita

This inventor holds 3 USPTO granted patents. Top assignees: National Institute of Information and Communications Technology, Incorporated, Communications Research Laboratory, Independent Administrative Institution, Tokyo Institute of Technology. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Kajita. Retrieved from https://idiyas.com/inventor/masatoshi-kajita

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


% Patents Active = 33.3

Average Co-Inventor Count = 1.7

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2003-2026

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3 patents (USPTO):Explore Patents

Title: Masatoshi Kajita: Innovator in Atomic Technology

Introduction

Masatoshi Kajita is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of atomic technology, holding 3 patents that showcase his innovative spirit and technical expertise.

Latest Patents

Kajita's latest patents include an atomic resonator and an atomic fountain apparatus. The atomic resonator is designed to cause a resonance frequency through CPT resonance. It features a gas cell containing alkali metal atoms, a photodetector that converts light passing through the gas cell into an electric signal, a high-frequency oscillator that processes the electric signal, and a laser light source that modulates and introduces light into the gas cell. The high-frequency oscillator incorporates an injection-locked frequency divider circuit with an acoustic resonator as its oscillation element.

The atomic fountain apparatus utilizes laser trapping, cooling, and tossing upward atoms with multiple laser beams. It consists of a collimation laser generating section and a microwave resonator. The apparatus allows for the observation of atoms falling back through the microwave resonator. The collimation laser generates a laser beam of a frequency that does not resonate with the atoms, applying the beam in the direction of the tossed atoms while ensuring the switch is turned off before the atoms reach the microwave resonator.

Career Highlights

Throughout his career, Kajita has worked with esteemed organizations such as the Communications Research Laboratory and the National Institute of Information and Communications Technology. His work in these institutions has contributed to advancements in communication technologies and atomic research.

Collaborations

Kajita has collaborated with notable colleagues, including Motoaki Hara and Yuichiro Yano. Their joint efforts have furthered research and development in their respective fields.

Conclusion

Masatoshi Kajita's innovative contributions to atomic technology through his patents and collaborations highlight his role as a leading inventor in Japan. His work continues to influence advancements in the field, showcasing the importance of innovation in scientific research.

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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