Tsukuba, Japan

Yoichi Hosokawa

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi Chemical Company, Ltd.. Active years: 2001-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Hosokawa. Retrieved from https://idiyas.com/inventor/yoichi-hosokawa-o81bz2uj

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 11.0

ph-index = 2

Forward Citations = 49(Granted Patents)


Company Filing History:


Years Active: 2001-2003

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Yoichi Hosokawa in Semiconductor Technology

Introduction

Yoichi Hosokawa, an accomplished inventor based in Tsukuba, Japan, has made significant strides in the field of semiconductor technology. With a total of two patents to his name, his work focuses on enhancing the performance and reliability of semiconductor devices and adhesive materials.

Latest Patents

Hosokawa's latest patents include formidable advancements in semiconductor devices and substrates for mounting semiconductor chips. These inventions primarily aim to improve temperature-cycle resistance after packaging in semiconductor devices and enhance moisture-absorbed reflow resistance. His inventions provide an adhesive with a storage elastic modulus at 25°C ranging from 10 to 2,000 MPa, and a storage elastic modulus at 260°C between 3 and 50 MPa, which has been measured through dynamic viscoelastic spectrometry. Additionally, these patents encompass a double-sided adhesive film, a semiconductor device, and a semiconductor chip mounting substrate, further optimizing the processes for their production.

Career Highlights

Hosokawa is associated with Hitachi Chemical Company, Ltd., where he applies his innovative expertise to push the boundaries of semiconductor technology. His diligent efforts have greatly contributed to enhancing the manufacturing processes and performance efficiency of semiconductor products that are essential in various electronic applications.

Collaborations

Throughout his career, Hosokawa has partnered with notable colleagues, including Kazunori Yamamoto and Yasushi Shimada. These collaborations have fostered an environment of innovation, combining their unique skills and expertise to advance the field of semiconductor technologies.

Conclusion

Yoichi Hosokawa's contributions to the semiconductor industry through his patents and collaborations highlight his role as a pivotal figure in driving technological innovations. His research continues to shape the future of semiconductor devices and adhesive materials, underscoring the importance of inventive thinkers in advancing electronic technology.

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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