Chiba, Japan

Hiroshi Yamaguchi

This inventor holds 9 USPTO granted patents and 8 EPO patents. Top assignees: Sony Corporation, Sumitomo Heavy Industries, Ltd., Alcare Co., Ltd.. Active years: 1997-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamaguchi. Retrieved from https://idiyas.com/inventor/hiroshi-yamaguchi-colkn9cx

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

Calculating rank

% Patents Active = 77.8

 

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 1997-2015

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9 patents (USPTO):Explore Patents

Title: Hiroshi Yamaguchi: Innovator in Injection Molding Technology

Introduction

Hiroshi Yamaguchi is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of injection molding technology, holding a total of nine patents. His innovative designs have advanced the efficiency and functionality of injection molding machines.

Latest Patents

Yamaguchi's latest patents include an injection molding machine featuring an ejector unit designed to eject a molding product from a mold. This machine is equipped with a mold release force sensor that detects the force required to release the molding product from the mold. Another notable patent involves an injection molding machine that incorporates a mechanism to change ejection characteristics. This design includes a support on a platen, a slidable base, a transmission mechanism, a drive source, an ejection member, and an adjustment mechanism to enhance the machine's performance.

Career Highlights

Throughout his career, Hiroshi Yamaguchi has worked with renowned companies such as Sony Corporation and Sumitomo Heavy Industries, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in injection molding technology.

Collaborations

Yamaguchi has collaborated with talented individuals in his field, including Yuji Arataki and Yosuke Ito. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Hiroshi Yamaguchi's contributions to injection molding technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of more efficient 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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