Fuji, Japan

Akiyoshi Kobayashi

This inventor holds 21 USPTO granted patents, primarily in Extrusion Technology. Top assignees: Hsp Technologies Inc., Shibaura Machine Co., Ltd., Toshiba Kikai Kabushiki Kaisha. Active years: 1993-2025.

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

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 = 3.2

ph-index = 7

Forward Citations = 182(Granted Patents)


Location History:

  • Shizuoka, JP (1998)
  • Tokyo, JP (1998)
  • Shizuoka-ken, JP (2001)
  • Fuji, JP (1993 - 2023)

Company Filing History:


Years Active: 1993-2025

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Areas of Expertise:
Extruder Screw
Kneading Apparatus
Twin-Screw Extruder
Extrusion Methods
Resin Composition
Cylindrical Bodies
Conveyance Portions
Barrel Blocks
Monitoring System
Transparent Resin
Volatile Contents
Power Transmission
21 patents (USPTO):Explore Patents

Title: Akiyoshi Kobayashi - Innovator in Extrusion Technologies

Introduction

Akiyoshi Kobayashi, an accomplished inventor based in Fuji, Japan, has made significant contributions to the field of extrusion technologies. With a remarkable portfolio of 19 patents to his name, Kobayashi's innovations are redefining manufacturing processes and enhancing material handling techniques.

Latest Patents

Among his latest patents are groundbreaking inventions focused on extrusion methods. One noteworthy patent describes an extrusion process wherein material is guided through a passage crossing over between adjacent cylindrical bodies. This particular invention involves a screw that comprises a main body, a conveyance portion for raw materials, and a specifically designed passage. The innovation features a first, second, and third passage element, where the screw main body consists of multiple cylindrical bodies aligned along the rotating shaft's axial direction. A portion of the conveyance is strategically positioned on the outer peripheral surfaces, allowing for the efficient transport of materials between these cylindrical bodies.

Another of his recent patents outlines an extruder screw with internal paths, enhancing the functionality of the screw mechanism. In this invention, a conveyance portion, a barrier portion, and a path are ingeniously arranged within the screw body. The design enables raw materials, which encounter limited conveyance due to the barrier, to flow into the system under increased pressure. Additionally, the material flows through the path in a reverse direction relative to the primary conveyance direction, showcasing Kobayashi’s innovative approach to addressing challenges in the extrusion process.

Career Highlights

Kobayashi’s career features tenure at respected companies such as HSP Technologies Inc. and Shibaura Machine Co., Ltd. His work in these organizations has supported groundbreaking developments in the field of material handling and machinery design.

Collaborations

Kobayashi’s innovations have often been realized through collaboration with esteemed colleagues, including Shigeyuki Fujii and Takafumi Sameshima. These partnerships have fostered a creative environment that drives progress and innovation in their respective fields.

Conclusion

Akiyoshi Kobayashi stands out as a leading figure in the development of extrusion technologies. His 19 patents represent a pioneering spirit of innovation, contributing valuable advancements to manufacturing processes. As he continues to refine and develop his inventions, Kobayashi’s work remains integral to advancing the industry and inspiring future inventors.

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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