Annaka, Japan

Tatsuei Hara

This inventor holds 3 USPTO granted patents and 5 published patent applications and 1 EPO patent. Top assignee: Shin-Etsu Chemical Co., Ltd.. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuei Hara. Retrieved from https://idiyas.com/inventor/tatsuei-hara

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.9

ph-index = 1


Company Filing History:


Years Active: 2020-2025

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3 patents (USPTO):Explore Patents

Title: Innovations by Tatsuei Hara

Introduction

Tatsuei Hara is a notable inventor based in Annaka, Japan. He has made significant contributions to the field of silicone rubber compositions, holding a total of 3 patents. His work focuses on developing innovative materials that enhance the properties and applications of silicone rubbers.

Latest Patents

One of Hara's latest patents is an addition-curable self-adhesive silicone rubber composition. This invention provides a silicone rubber cured product that features controlled oil-bleeding properties and improved releasability from molds. The composition includes specific components that optimize its performance without increasing the amount of bleeding oil required. This advancement is crucial for various industrial applications where silicone rubbers are utilized.

Career Highlights

Hara is currently employed at Shin-Etsu Chemical Co., Ltd., a leading company in the chemical industry. His role involves research and development, where he applies his expertise to create innovative silicone products. His contributions have been instrumental in advancing the technology and applications of silicone materials.

Collaborations

Hara has collaborated with notable coworkers, including Nobu Kato and Ryo Ashida. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in silicone rubber applications.

Conclusion

Tatsuei Hara's work exemplifies the spirit of innovation in the field of silicone materials. His patents and contributions continue to influence the industry, showcasing the importance of research and development in creating advanced materials.

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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