Koshoku, Japan

Masahiro Sakai

This inventor holds 1 USPTO granted patent. Top assignee: Shin-Etsu Handotai Co., Ltd.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Sakai. Retrieved from https://idiyas.com/inventor/masahiro-sakai-evz9sj8d

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 = 3.0

ph-index = 1

Forward Citations = 42(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Masahiro Sakai: Innovator in Wafer Manufacturing

Introduction

Masahiro Sakai is a notable inventor based in Koshoku, Japan. He has made significant contributions to the field of semiconductor manufacturing, particularly in the area of bonded wafers. His innovative methods have paved the way for advancements in the industry.

Latest Patents

Sakai holds a patent for a "Method for manufacturing bonded wafer and bonded wafer manufactured." This patent outlines a process that includes mirror-polishing the surfaces of first and second substrates, joining them, and applying heat treatment to ensure a firm bond. Additionally, one of the surfaces of the substrates may undergo polishing treatment to minimize the impact of irregularities.

Career Highlights

Masahiro Sakai has dedicated his career to improving manufacturing techniques in the semiconductor industry. His work at Shin-Etsu Handotai Co., Ltd. has been instrumental in enhancing the quality and efficiency of wafer production. His innovative approach has garnered attention and respect within the field.

Collaborations

Sakai has collaborated with esteemed colleagues such as Masatake Nakano and Kiyoshi Mitani. Their combined expertise has contributed to the success of various projects and advancements in wafer manufacturing.

Conclusion

Masahiro Sakai's contributions to the semiconductor industry through his innovative patent and collaborative efforts highlight his importance as an inventor. His work continues to influence the field of wafer manufacturing, ensuring ongoing advancements and improvements.

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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