Niigata, Japan

Yasushi Kurosawa

This inventor holds 11 USPTO granted patents and 6 published patent applications and 11 EPO patents. Top assignees: Shin-Etsu Chemical Co., Ltd., Shin-Etsu Chemical C O., Ltd.. Active years: 2014-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Kurosawa. Retrieved from https://idiyas.com/inventor/yasushi-kurosawa

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

USPTO Granted Patents = 11 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Joetsu, JP (2019)
  • Niigata, JP (2014 - 2024)

Company Filing History:


Years Active: 2014-2024

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11 patents (USPTO):Explore Patents

Title: Yasushi Kurosawa: Innovator in Polycrystalline Silicon Production

Introduction

Yasushi Kurosawa is a prominent inventor based in Niigata, Japan. He has made significant contributions to the field of polycrystalline silicon production, holding a total of 11 patents. His innovative approaches have led to advancements that enhance the efficiency and quality of silicon production processes.

Latest Patents

Kurosawa's latest patents focus on methods and reactors for producing polycrystalline silicon. One notable invention is a reactor that includes a heater storage section designed to accommodate a carbon heater for the initial heating of silicon core wires. This reactor only loads the carbon heater into the deposition reaction space when necessary for initial heating. Once the initial heating is complete, the carbon heater is unloaded, which prevents undue damage and reduces deterioration. This innovation also minimizes reactions with hydrogen gas, thereby decreasing methane generation and reducing carbon contamination in polycrystalline silicon.

Career Highlights

Throughout his career, Yasushi Kurosawa has worked with notable companies, including Shin-Etsu Chemical Co., Ltd. His work has been instrumental in developing efficient methods for silicon production, contributing to advancements in the semiconductor industry.

Collaborations

Kurosawa has collaborated with esteemed colleagues such as Shigeyoshi Netsu and Naruhiro Hoshino. Their combined expertise has fostered innovative solutions in the field of silicon production.

Conclusion

Yasushi Kurosawa's contributions to polycrystalline silicon production through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in semiconductor 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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