Tokyo, Japan

Yukinori Karihara

This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Senju Sprinkler Company Limited. Active years: 2013-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukinori Karihara. Retrieved from https://idiyas.com/inventor/yukinori-karihara

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 1.8

ph-index = 3

Forward Citations = 22(Granted Patents)


Location History:

  • Ichinoseki, JP (2013)
  • Tokyo, JP (2014 - 2015)

Company Filing History:


Years Active: 2013-2015

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3 patents (USPTO):Explore Patents

Title: Innovations of Yukinori Karihara

Introduction

Yukinori Karihara is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of water flow detection technology. With a total of three patents to his name, Karihara continues to push the boundaries of innovation in his industry.

Latest Patents

One of his latest inventions is a water flow detection device. This device features a new actuated valve type that can be applied to pipes with relatively large bore diameters. The design includes a coil spring that urges a detection rod in the opening direction of a valve body. This mechanism allows for the detection of water flow by linking the rotation of the detection rod to the rotation of the valve body. Importantly, the detection rod does not apply a closing load to the valve body that is released. This innovation enables an increased opening angle of the valve body, even when the rotation is minimal due to low water flow on the secondary side.

Career Highlights

Karihara is currently employed at Senju Sprinkler Company Limited, where he continues to develop innovative solutions in the field of sprinkler technology. His work has been instrumental in enhancing the efficiency and reliability of water flow detection systems.

Collaborations

Throughout his career, Yukinori Karihara has collaborated with talented individuals such as Masakatsu Kikuchi and Ryoutarou Chiba. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Yukinori Karihara's contributions to water flow detection technology exemplify his commitment to innovation. His patents reflect a deep understanding of engineering principles and a dedication to improving existing systems. His work continues to influence the industry and inspire future advancements.

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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