Hiroshima, Japan

Nobuhisa Kobayashi

This inventor holds 9 USPTO granted patents. Top assignee: The Japan Steel Works, Ltd.. Active years: 1997-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuhisa Kobayashi. Retrieved from https://idiyas.com/inventor/nobuhisa-kobayashi-qftazmeg

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 = 3.7

ph-index = 4

Forward Citations = 51(Granted Patents)


Company Filing History:


Years Active: 1997-2001

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9 patents (USPTO):Explore Patents

Title: Nobuhisa Kobayashi: Innovator in Extrusion Technology

Introduction

Nobuhisa Kobayashi is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the field of extrusion technology, holding a total of nine patents. His innovative designs have advanced the efficiency and functionality of various extrusion processes.

Latest Patents

Kobayashi's latest patents include the "Underwater Granulating Die" and the "Twin Extruder." The Underwater Granulating Die patent describes a process where the operation of a cutter device is synchronized with a kneading extruder. This process involves managing the heating and cooling of the die to ensure optimal melting of resin material. The Twin Extruder patent outlines a design where an underwater cutting apparatus is connected to a discharge port of a cylinder housing twin screws. This innovative design enhances material conveying and kneading efficiency.

Career Highlights

Kobayashi has dedicated his career to improving extrusion technology. His work at The Japan Steel Works, Ltd. has positioned him as a key figure in the industry. His patents reflect a deep understanding of material processing and machinery design.

Collaborations

Throughout his career, Kobayashi has collaborated with notable colleagues, including Minoru Yoshida and Hideki Mizuguchi. These collaborations have fostered a creative environment that has led to groundbreaking innovations in their field.

Conclusion

Nobuhisa Kobayashi's contributions to extrusion technology through his patents and collaborations highlight his role as a leading inventor. His work continues to influence the industry and inspire 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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