Kiryu, Japan

Yoshiyuki Sunaga

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Fujisawa Pharmaceutical Company, Ltd., Itochu Corporation, Nipro Corporation. Active years: 1990-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Sunaga. Retrieved from https://idiyas.com/inventor/yoshiyuki-sunaga

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 = 4.0

ph-index = 3

Forward Citations = 117(Granted Patents)


Company Filing History:


Years Active: 1990-2007

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Yoshiyuki Sunaga

Introduction

Yoshiyuki Sunaga, an accomplished inventor based in Kiryu, Japan, has made significant strides in the field of medical devices. With three patents to his name, his inventions reflect a dedication to improving healthcare through innovative designs.

Latest Patents

Among Sunaga's latest innovations is the "Transfer Needle." This device consists of two components: a liquid-specific member and a medicament-specific member, ingeniously designed to connect in a liquid-tight state. The liquid-specific member features a hollow needle that projects away from the medicament-specific member, which also has its own hollow needle that allows for communication between the two. This design enhances the efficiency of drug delivery by integrating a female luer on at least one of the components for a secure connection to a syringe.

Another noteworthy patent is his "Pipette." This device includes a cylinder encased in a casing that houses a first suction chamber. A first piston is designed to slide within this chamber, enabling the pipette to switch between small and large suction positions. This clever mechanism streamlines操作 and can significantly facilitate various laboratory tasks.

Career Highlights

Yoshiyuki Sunaga has had a commendable career, having worked with reputable companies such as Nipro Corporation and Nissho Corporation. His experience in these organizations has undoubtedly contributed to his insights and advancements in medical technology.

Collaborations

Throughout his career, Sunaga has collaborated with talented individuals in the industry, including Akira Tsuji and Tomohiko Kubo. These partnerships have played a crucial role in fostering innovation and overcoming challenges in the development of his devices.

Conclusion

Yoshiyuki Sunaga's inventive spirit and unwavering commitment to improving medical technology make him a prominent figure in the field. With his innovative patents, he continues to pave the way for advancements that can enhance patient care and streamline medical procedures. His journey reflects the incredible potential that lies within innovation in healthcare.

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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