Tokyo, Japan

Junichi Oi

This inventor holds 1 USPTO granted patent. Top assignee: Seikosha Co., Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Oi. Retrieved from https://idiyas.com/inventor/junichi-oi

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


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Junichi Oi: Innovator in Injection Molding Technology

Introduction

Junichi Oi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of injection molding technology. His innovative approach has led to the development of a unique patent that enhances the efficiency of injection molding machines.

Latest Patents

Junichi Oi holds a patent for an "Automatic Sub-Mold Changer." This invention is designed for use in injection molding machines that utilize a pair of molds. The automatic sub-mold changer features a sub-mold stock device that can store multiple sub-molds. This device is strategically positioned away from the molds on the injection molding machine. An arm device, equipped with chucks for detachable sub-molds, can move between the sub-mold stock device and the molds, facilitating a seamless operation.

Career Highlights

Throughout his career, Junichi Oi has been associated with Seikosha Co., Ltd., where he has contributed to various projects and innovations. His work has been instrumental in advancing the capabilities of injection molding technology.

Collaborations

Junichi has collaborated with talented coworkers, including Koichi Kobayashi and Seiji Mishima. Their combined expertise has fostered a creative environment that encourages innovation and development.

Conclusion

Junichi Oi's contributions to injection molding technology through his patent for an automatic sub-mold changer exemplify his innovative spirit. His work continues to influence the industry and improve 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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