Hyogo, Japan

Yoshihiro Hirata

This inventor holds 22 USPTO granted patents, primarily in Semiconductor Manufacturing. Top assignees: Sumitomo Electric Industries, Limited, Mitsubishi Denki Kabushiki Kaisha, Vlsi Technology Research Association. Active years: 1984-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Hirata. Retrieved from https://idiyas.com/inventor/yoshihiro-hirata-1beqmlzc

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

Calculating rank

% Patents Active = 72.7

Average Co-Inventor Count = 2.7

ph-index = 9

Forward Citations = 310(Granted Patents)


Location History:

  • Amagasaki, JP (1984)
  • Itami, JP (1988 - 1994)
  • Ako-gun, JP (1999)
  • Osaka, JP (1997 - 2009)
  • Hyogo, JP (1984 - 2011)

Company Filing History:


Years Active: 1984-2011

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Areas of Expertise:
Metal Structure
Electrical Parts
Probe
Microconnector
Ultrasonic Transducer
Thin-Film Measuring
Semiconductor Device
Ceramics Component
Microstructure
Laser Polishing
Silicide Film
Manufacturing Method
22 patents (USPTO):Explore Patents

Title: The Innovative Journey of Yoshihiro Hirata

Introduction

Yoshihiro Hirata, located in Hyogo, Japan, is a distinguished inventor with an impressive portfolio of 22 patents. His work primarily focuses on advanced metal structures and methods for manufacturing electrical components, demonstrating a profound impact on materials engineering and technology.

Latest Patents

Among his latest innovations is a patent for a **metal structure and fabrication method thereof**. This invention is designed to be resistant to brittleness while showcasing excellent hardness and creep resistance. The method involves annealing at controlled temperatures, preventing the crystal growth of metal material, which is particularly advantageous for applications such as microstructures in contact probes.

Additionally, Hirata has developed a **method of manufacturing electrical parts**. This patented process includes forming a photoresist on a substrate, applying a metal layer, and subsequently reducing the contact resistance by removing a portion of this metal layer along with any oxide films formed. Such techniques are essential for improving the performance and reliability of electrical components.

Career Highlights

Hirata's professional journey includes tenures at notable companies such as Sumitomo Electric Industries and Mitsubishi Electric Corporation. His experiences in these leading firms have equipped him with the skills and insights to innovate effectively in the fields of metallurgy and electrical engineering.

Collaborations

Throughout his career, Hirata has collaborated with talented colleagues, including Junichi Arima and Tsuyoshi Haga. These partnerships have contributed to the refinement and success of his inventions, demonstrating the value of teamwork in driving innovation forward.

Conclusion

Yoshihiro Hirata exemplifies the spirit of innovation through his significant contributions to material science and electrical engineering. His patents not only reflect his expertise but also pave the way for advancements in various applications, underscoring the importance of continued research and development in these fields.

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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