Futtsu, Japan

Isao Hamaguchi

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignee: Nippon Steel Corporation. Active years: 1996-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Hamaguchi. Retrieved from https://idiyas.com/inventor/isao-hamaguchi

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


% Patents Active = 100.0


Average Co-Inventor Count = 4.7

ph-index = 4

Forward Citations = 583(Granted Patents)


Location History:

  • Kawasaki, JP (1996)
  • Hikari, JP (1999)
  • Futtsu, JP (2003 - 2007)

Company Filing History:


Years Active: 1996-2007

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5 patents (USPTO):Explore Patents

Title: Isao Hamaguchi: Innovator in Wafer Technology

Introduction

Isao Hamaguchi is a prominent inventor based in Futtsu, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of innovative solutions for silicon wafer processing. With a total of five patents to his name, Hamaguchi's work has had a substantial impact on the industry.

Latest Patents

Hamaguchi's latest patents include advancements in wafer holding, wafer support members, wafer boats, and heat treatment furnaces. His inventions are designed to effectively suppress slip dislocations during the high-temperature heat treatment of silicon wafers. The wafer holder he developed consists of a wafer support plate and multiple wafer support members, ensuring that the wafers are supported by at least four support portions. Additionally, he has created an SOI substrate that features an insulating layer and a surface single crystal silicon layer, which is produced at low cost and high productivity while maintaining excellent gettering capacity.

Career Highlights

Isao Hamaguchi is currently employed at Nippon Steel Corporation, where he continues to innovate and contribute to the field of semiconductor technology. His work has been recognized for its practicality and efficiency, making significant strides in wafer processing techniques.

Collaborations

Hamaguchi has collaborated with notable coworkers, including Atsuki Matsumura and Takayuki Yano. Their combined expertise has further enhanced the development of innovative technologies in the semiconductor industry.

Conclusion

Isao Hamaguchi's contributions to wafer technology exemplify the importance of innovation in the semiconductor field. His patents reflect a commitment to improving productivity and efficiency in silicon wafer processing.

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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