Annaka, Japan

Yoshihira Hamamoto

This inventor holds 17 USPTO granted patents and 7 published patent applications and 7 EPO patents. Top assignees: Shin-Etsu Chemical Co., Ltd., Shin-Etsu Chemical C O., Ltd.. Active years: 2012-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihira Hamamoto. Retrieved from https://idiyas.com/inventor/yoshihira-hamamoto

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

USPTO Granted Patents = 17 

% Patents Active = 94.1

 

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 38(Granted Patents)


Location History:

  • Takasaki, JP (2012 - 2020)
  • Annaka, JP (2013 - 2021)

Company Filing History:


Years Active: 2012-2021

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17 patents (USPTO):Explore Patents

Title: **Yoshihira Hamamoto: Innovator in Semiconductor Technology**

Introduction

Yoshihira Hamamoto, an accomplished inventor based in Annaka, Japan, is recognized for his significant contributions to the field of semiconductor technology. With a remarkable portfolio of 17 patents, Hamamoto has been instrumental in developing innovations that enhance the performance and reliability of semiconductor devices.

Latest Patents

Hamamoto's latest patents showcase his expertise in heat-curable resin compositions for semiconductor applications. One of his notable inventions is a resin composition that yields a cured product exhibiting superior heat resistance over extended periods, along with low water absorption rates that enhance reflow resistance at high temperatures. This innovation is crucial for ensuring the durability of semiconductor devices.

Another significant patent details a heat-curable resin composition for semiconductor encapsulation that excels in moldability. This composition produces a cured product with a low elastic modulus, maintaining a favorable glass-transition temperature even under high thermal conditions. Both inventions demonstrate Hamamoto's commitment to advancing the field of semiconductor technology.

Career Highlights

Hamamoto is currently associated with Shin-Etsu Chemical Co., Ltd., where he continues to drive innovation in materials for semiconductor applications. His extensive experience and understanding of material science position him as a leader in the industry, making valuable contributions to modern technology.

Collaborations

Throughout his career, Hamamoto has collaborated with notable researchers, including Tsutomu Kashiwagi and Toshio Shiobara. These partnerships have fostered an environment of innovation and have led to the development of groundbreaking technologies within the semiconductor sector.

Conclusion

Yoshihira Hamamoto's expertise and inventive prowess have established him as a significant figure in semiconductor technology. With a strong foundation of patents and collaborations, he continues to propel the industry forward through his innovative developments. His work exemplifies the impact of dedicated inventors on advancing technology and improving the performance of critical electronic 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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