Kariya, Japan

Chihiro Hayashi

This inventor holds 4 USPTO granted patents. Top assignees: Aisin Aw Co., Ltd., Aisin Seiki Kabushiki Kaisha, Kojima Co., Ltd.. Active years: 1999-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chihiro Hayashi. Retrieved from https://idiyas.com/inventor/chihiro-hayashi-5armzqma

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 4.2

ph-index = 2

Forward Citations = 423(Granted Patents)


Location History:

  • Anjo, JP (2000)
  • Kariya, JP (1999 - 2017)

Company Filing History:


Years Active: 1999-2017

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4 patents (USPTO):Explore Patents

Title: Chihiro Hayashi: Innovator in Injection Molding and Torque Absorption

Introduction

Chihiro Hayashi is a notable inventor based in Kariya, Japan. He has made significant contributions to the fields of injection molding and torque absorption, holding a total of 4 patents. His innovative designs have advanced the efficiency and effectiveness of manufacturing processes.

Latest Patents

Hayashi's latest patents include an injection mold and a method of producing molded resin articles. This invention provides an injection mold that produces molded resin articles free of weld lines, regardless of the injection pressure of molten resin. The design features at least one protrusion in a specific region of the ring runner portion, ensuring optimal contact between surfaces for improved functionality. Another significant patent is the torque fluctuation absorber, which consists of a first rotating member and a second rotating member that rotate relative to each other. This invention utilizes a coil spring and a cushion member to buffer torsion, enhancing the durability and performance of mechanical systems.

Career Highlights

Throughout his career, Chihiro Hayashi has worked with prominent companies such as Aisin Aw Co., Ltd. and Kojima Plastics Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Hayashi has collaborated with talented individuals in his field, including Kihachi Hayashida and Makoto Yokota. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Chihiro Hayashi's contributions to injection molding and torque absorption demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a dedication to improving manufacturing processes.

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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