Kitaibaraki, Japan

Hikaru Tadano

This inventor holds 6 USPTO granted patents and 8 published patent applications and 2 EPO patents. Top assignee: Nok Corporation. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hikaru Tadano. Retrieved from https://idiyas.com/inventor/hikaru-tadano

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

USPTO Granted Patents = 6 

% Patents Active = 66.7

 

Average Co-Inventor Count = 2.3

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Kitaibaraki, JP (2016 - 2017)
  • Fujisawa, JP (2018 - 2024)

Company Filing History:


Years Active: 2016-2025

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6 patents (USPTO):Explore Patents

Title: Hikaru Tadano - Innovator in Sealing Structures

Introduction

Hikaru Tadano is an inventor based in Kitaibaraki-shi, Japan. He has made significant contributions to the field of sealing structures, focusing on enhancing performance while reducing insertion loads. His innovative approach aims to improve the efficiency and effectiveness of sealing mechanisms.

Latest Patent Applications

Hikaru Tadano has filed a patent application for a sealing structure designed to reduce inserting load while enhancing sealing performance. The application details a sealing structure that includes an annular groove with a step on its groove bottom. This structure features a primary annular groove on one side of the step and a secondary annular groove on the other side. A gasket is positioned to fill the primary annular groove, and the gap between an injector and a mounting hole at the boundary section between the primary and secondary annular grooves is larger than the minute gap on the opposite side of the secondary annular groove.

Conclusion

Hikaru Tadano's work in sealing structures showcases his innovative spirit and dedication to improving mechanical efficiency. His contributions, although not yet granted as patents, reflect a commitment to advancing technology in this 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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