Saga, Japan

Hiroki Ota

This inventor holds 2 USPTO granted patents and 2 published patent applications. Top assignee: Sumco Corporation. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Ota. Retrieved from https://idiyas.com/inventor/hiroki-ota-q5cueoi4

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

USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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2 patents (USPTO):Explore Patents

Title: Hiroki Ota: Innovator in Semiconductor Manufacturing

Introduction

Hiroki Ota is a prominent inventor based in Saga, Japan. He has made significant contributions to the field of semiconductor manufacturing through his innovative designs and patents. His work focuses on enhancing the efficiency and effectiveness of polishing processes in semiconductor wafer production.

Latest Patents

Hiroki Ota holds a patent for a polishing head, polishing apparatus, and method of manufacturing semiconductor wafers. This patent describes a polishing head that includes a first ring-shaped member with an opening, a plate-shaped member that closes the opening on the upper side, and a membrane that closes the opening on the lower side. The design also features a back pad adhered to the lower surface of the membrane and a second ring-shaped member located below the back pad. This innovative structure is crucial for holding a polishing target workpiece and improving the overall polishing process.

Career Highlights

Ota is currently employed at Sumco Corporation, a leading company in the semiconductor industry. His work at Sumco has allowed him to apply his inventive skills to real-world applications, contributing to advancements in semiconductor technology. With 1 patent to his name, he continues to push the boundaries of innovation in his field.

Collaborations

Hiroki Ota collaborates with talented coworkers, including Yuki Nakano and Ryoya Terakawa. Their combined expertise fosters a creative environment that drives innovation and enhances the development of new technologies in semiconductor manufacturing.

Conclusion

Hiroki Ota is a key figure in the semiconductor industry, known for his innovative contributions and collaborative spirit. His patent for a polishing head exemplifies his commitment to advancing semiconductor manufacturing processes. Ota's work continues to influence the industry and pave the way for future innovations.

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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