Nagoya, Japan

Naohisa Kawakami

This inventor holds 10 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: Daido Metal Company Ltd., Other. Active years: 2001-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naohisa Kawakami. Retrieved from https://idiyas.com/inventor/naohisa-kawakami

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

USPTO Granted Patents = 10 

% Patents Active = 90.0

 

Average Co-Inventor Count = 4.9

ph-index = 5

Forward Citations = 70(Granted Patents)


Location History:

  • Sanage-cho, Kita-ku, Nagoya, JP (2002)
  • Nagoya, JP (2001 - 2005)
  • Inuyama, JP (2006 - 2008)
  • Aichi, JP (2014)

Company Filing History:


Years Active: 2001-2014

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10 patents (USPTO):Explore Patents

Title: Naohisa Kawakami: Innovator in Slide Bearing Technology

Introduction

Naohisa Kawakami is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced slide bearing technologies. With a total of 10 patents to his name, Kawakami's work has had a notable impact on internal combustion engine components.

Latest Patents

One of Kawakami's latest patents is for a slide bearing designed for internal combustion engines. This innovative slide bearing features a metal layer with an inner peripheral surface that extends along a cylindrical shape, complemented by a resin coating layer. The inner surface includes annular or helical groove sections that enhance its functionality. The resin coating layer is specifically designed to match the shapes of the groove and protrusion sections, ensuring optimal performance. Another notable patent is for a sliding member that incorporates a sliding alloy layer, an intermediate layer of nickel or a nickel alloy, and a soft layer of tin or a tin alloy. This design includes a recess on the sliding side surface, which is treated to form intermetallic compounds that improve durability.

Career Highlights

Kawakami has worked with Daido Metal Company Ltd., where he has honed his skills and contributed to various projects. His experience in the industry has allowed him to develop innovative solutions that address the challenges faced in engine component design.

Collaborations

Throughout his career, Kawakami has collaborated with notable colleagues such as Takayuki Shibayama and Koichi Yamamoto. These partnerships have fostered a creative environment that has led to the development of cutting-edge technologies.

Conclusion

Naohisa Kawakami's contributions to slide bearing technology exemplify his dedication to innovation in engineering. His patents reflect a deep understanding of material science and mechanical design, making him a key figure in the advancement of internal combustion engine components.

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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