Oita, Japan

Kuniyuki Onzuka

This inventor holds 1 USPTO granted patent. Top assignees: Sunstar Kabushiki Kaisha, Yoshino Kogyosho Co., Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kuniyuki Onzuka. Retrieved from https://idiyas.com/inventor/kuniyuki-onzuka

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 = 3.0

ph-index = 1

Forward Citations = 41(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Kuniyuki Onzuka: Innovator in Syringe Technology

Introduction

Kuniyuki Onzuka is a notable inventor based in Oita, Japan. He is recognized for his contributions to the field of syringe manufacturing, particularly through his innovative patent that enhances the efficiency of syringe production. His work has had a significant impact on medical device technology.

Latest Patents

Onzuka holds a patent for a method and means for forming a syringe. This patent describes a two-stage process for creating a mono-molded plastic syringe. In the first stage, the bottom portion of the syringe is heated and stretched to form a needle-like edge while the syringe is moved intermittently. In the second stage, the needle portion is heated, bent at a specific angle, and cut to create a completed syringe. This innovative approach streamlines the manufacturing process and improves the quality of the syringes produced.

Career Highlights

Throughout his career, Onzuka has worked with prominent companies in the industry. He has been associated with Sunstar Kabushiki Kaisha and Yoshino Kogyosho Co., Ltd. His experience in these organizations has contributed to his expertise in syringe technology and manufacturing processes.

Collaborations

Onzuka has collaborated with several professionals in his field, including Takeshi Hattori and Yoshiyuki Ichizawa. These collaborations have allowed him to share knowledge and advance innovations in syringe design and production.

Conclusion

Kuniyuki Onzuka's contributions to syringe technology through his innovative patent demonstrate his commitment to improving medical device manufacturing. His work continues to influence the industry and enhance the quality of healthcare products.

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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