Otsu, Japan

Mamoru Hara

This inventor holds 2 USPTO granted patents. Top assignees: Toyo Boseki Kabushiki Kaisha, Toyo Boseki Kabushiki Kaisha Co., Ltd.. Active years: 1981-1985.

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

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 = 4.0

ph-index = 2

Forward Citations = 71(Granted Patents)


Company Filing History:


Years Active: 1981-1985

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2 patents (USPTO):Explore Patents

Title: Mamoru Hara: Innovator in Thermoplastic and Thermosetting Technologies

Introduction

Mamoru Hara is a distinguished inventor based in Otsu, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced thermoplastic and thermosetting compounds. With a total of 2 patents, Hara's work showcases his innovative approach to engineering and design.

Latest Patents

Hara's latest patents include a blow-molded multi-ply vessel and a thermosetting injection molding compound. The blow-molded multi-ply vessel is designed with excellent physical properties and aesthetic appeal. It consists of two or more types of thermoplastic resins, including a thermoplastic polyester resin. This vessel features a multi-ply structure with at least three layers in the thin wall part and a single layer at the open end. The production process involves sequentially injecting molten thermoplastic resins into a mold, followed by blow-molding at an orientating temperature.

The thermosetting injection molding compound is another notable invention. It comprises a specific crystalline unsaturated polyester and is mixed with glass fiber and other additives. This compound exhibits no tackiness and possesses excellent flowability and mold filling properties. It is particularly suitable for manufacturing electric, electronic, and automobile parts that require high heat resistance and fire retardant properties.

Career Highlights

Throughout his career, Mamoru Hara has worked with reputable companies, including Toyo Boseki Kabushiki Kaisha and Toyo Boseki Kabushiki Kaisha Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Hara has collaborated with notable individuals in his field, including Junichi Sakamoto and Hideo Miyake. These partnerships have further enhanced his work and led to the development of groundbreaking technologies.

Conclusion

Mamoru Hara's contributions to the fields of thermoplastic and thermosetting materials have established him as a prominent inventor. His innovative patents reflect his commitment to advancing technology and improving product performance.

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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