Yokohama, Japan

Takahiro Hamada

This inventor holds 26 USPTO granted patents and 1 published patent application and 10 EPO patents, primarily in Internal Combustion Engines. Top assignees: Nissan Motor Company Limited, Nippon Oil Corporation, Gaintech Co. Limited. Active years: 1999-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiro Hamada. Retrieved from https://idiyas.com/inventor/takahiro-hamada

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

USPTO Granted Patents = 26 

% Patents Active = 65.4

 

Average Co-Inventor Count = 3.6

ph-index = 7

Forward Citations = 167(Granted Patents)


Location History:

  • Yokohama, JP (1999 - 2013)
  • Kanagawa, JP (2007 - 2023)

Company Filing History:


Years Active: 1999-2026

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Areas of Expertise:
Substrate Processing
Bolt Structure
Fastening Mechanisms
Low-Friction Sliding
Piston Design
Valve Train
Refrigerant Compressor
Chain Drive System
Thermal Barrier Coating
Sliding Mechanism
Iron-Based Coating
26 patents (USPTO):Explore Patents

Title: Takahiro Hamada: Innovator in Fastening Technologies

Introduction

Takahiro Hamada is a prominent inventor based in Yokohama, Japan, with an impressive portfolio of 25 patents to his name. His work primarily focuses on developing innovative fastening technologies that enhance the performance and reliability of mechanical components.

Latest Patents

Among his latest inventions are two notable patents that showcase his engineering expertise. The first patent is for a bolt and fastened structure, which incorporates a unique composition of materials. This bolt contains specific percentages of carbon, silicon, chromium, manganese, and molybdenum, ensuring excellent delayed fracture resistance and a reliable fastening axial force. Furthermore, the bolt is designed with an iron-based oxide film that enhances its durability.

The second patent involves a link component with an oil hole, specifically designed for crankshafts in internal combustion engines. This innovative link component features an inclined surface and allows communication from the outside to the crankshaft side, thereby improving oil flow. The design also optimizes carbon concentration to increase the damage resistance of stress-prone areas.

Career Highlights

Takahiro Hamada has collaborated with major companies such as Nissan Motor Company Limited and Nippon Oil Corporation during his career. His diverse experience in the automotive and oil sectors has significantly contributed to his inventive capabilities, allowing him to bring advanced solutions to the industry.

Collaborations

Hamada has also worked alongside talented colleagues, such as Yutaka Mabuchi and Makoto Kano. These collaborations have fostered an innovative environment, enabling the development of cutting-edge technologies in fastening systems and components within machinery.

Conclusion

With a clear focus on enhancing the performance and reliability of mechanical components, Takahiro Hamada continues to be a vital contributor to the field of innovations in fastening technologies. His extensive patent portfolio and collaborative work with established companies underscore his role as an influential inventor, paving the way for future advancements in engineering.

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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