Tokyo, Japan

Norihiko Kumagai

This inventor holds 2 USPTO granted patents. Top assignee: Yamaichi Electronics Co., Ltd.. Active years: 1997-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norihiko Kumagai. Retrieved from https://idiyas.com/inventor/norihiko-kumagai

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 = 3.4

ph-index = 2

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1997-1998

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2 patents (USPTO):Explore Patents

Title: Norihiko Kumagai: Innovator in Liquid Detection Technologies

Introduction

Norihiko Kumagai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of liquid detection technologies, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

Kumagai's latest patents include a vibratory liquid detector and a viscosity detector with a node alignment mechanism. The vibratory liquid detector features a detecting element secured to a vibration transmission shaft, which is suspended in a liquid to receive vibrations. This design allows for effective vibrational energy transmission, enhancing the detector's performance. The viscosity detector, on the other hand, is designed to measure liquid viscosity and includes a unique inertia mass and a node alignment mechanism that allows for precise adjustments along the shaft's central axis.

Career Highlights

Kumagai is associated with Yamaichi Electronics Co., Ltd., where he has been instrumental in developing advanced detection technologies. His work has significantly impacted the industry, providing solutions that improve the accuracy and efficiency of liquid measurement.

Collaborations

Throughout his career, Kumagai has collaborated with notable colleagues such as Shinsuke Miura and Kenji Muraoka. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.

Conclusion

Norihiko Kumagai's contributions to liquid detection technologies exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of engineering principles and a commitment to advancing the field.

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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