Isehara, Japan

Masashi Hashiba

This inventor holds 1 USPTO granted patent. Top assignee: Japan Styrene Corporation. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Hashiba. Retrieved from https://idiyas.com/inventor/masashi-hashiba-3t16g5a5

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 = 7(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Masashi Hashiba: Innovator in Polymer Technology

Introduction

Masashi Hashiba is a notable inventor based in Isehara, Japan. He has made significant contributions to the field of polymer technology, particularly with his innovative work on low-density polyethylene.

Latest Patents

Hashiba holds a patent for "Pre-foamed particles of uncrosslinked, linear low-density polyethylene." This invention features a crystalline structure that is characterized by two endothermic peaks appearing on a differential scanning calorimetry (DSC) curve. The DSC curve is obtained by heating 1-5 mg of the pre-foamed particles to 220°C at a rate of 10°C/min. Notably, the energy at the endothermic peak on the higher-temperature side is 5 J/g or more. The patent also discloses a process for producing these pre-foamed particles.

Career Highlights

Hashiba is associated with Japan Styrene Corporation, where he has been able to apply his expertise in polymer science. His work has contributed to advancements in materials that are essential for various applications in the industry.

Collaborations

Throughout his career, Hashiba has collaborated with notable colleagues, including Hideki Kuwabara and Masato Naito. These partnerships have fostered innovation and development in their respective fields.

Conclusion

Masashi Hashiba's contributions to polymer technology, particularly through his patent on pre-foamed particles, highlight his role as an innovator in the industry. His work continues to influence advancements in material science.

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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