Chofu, Japan

Yuji Nagura

This inventor holds 4 USPTO granted patents and 3 EPO patents. Top assignee: Kowa Company Limited. Active years: 1994-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Nagura. Retrieved from https://idiyas.com/inventor/yuji-nagura

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


% Patents Active = 75.0

 

Average Co-Inventor Count = 3.9

ph-index = 1

Forward Citations = 27(Granted Patents)


Location History:

  • Tokyo, JP (1994 - 2008)
  • Chofu, JP (2017 - 2021)

Company Filing History:


Years Active: 1994-2021

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4 patents (USPTO):Explore Patents

Title: Yuji Nagura: Innovator in Intraocular Lens Technology

Introduction

Yuji Nagura is a prominent inventor based in Chofu, Japan. He has made significant contributions to the field of ophthalmic technology, particularly in the development of intraocular lens insertion apparatuses. With a total of 4 patents to his name, Nagura's work has advanced the methods used in eye surgery.

Latest Patents

Nagura's latest patents focus on improving the design and functionality of intraocular lens insertion apparatuses. One of his innovations provides technology that prevents damage to the circumferential section of the end surface of a tip end opening when an intraocular lens is extruded from the apparatus. This design features an inclined surface that enhances the insertion process, even when the insertion tube is reduced in size. Another patent addresses plunger deformation, ensuring a more stable operation during the insertion of the intraocular lens. This apparatus includes a tip end region where the plunger contacts the lens and a bar-shaped section that increases in thickness, providing better support during the procedure.

Career Highlights

Nagura has dedicated his career to improving surgical techniques and devices in ophthalmology. His innovative designs have not only enhanced the safety and effectiveness of lens insertion but have also contributed to the overall advancement of eye care technology. His work is recognized within the medical community for its practical applications and improvements in patient outcomes.

Collaborations

Throughout his career, Nagura has collaborated with notable colleagues, including Akinori Marunaka and Toshihide Tanaka. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the field of ophthalmology.

Conclusion

Yuji Nagura's contributions to intraocular lens technology exemplify the impact of innovation in medical devices. His patents reflect a commitment to enhancing surgical procedures and improving patient care. His work continues to influence the field of ophthalmology, paving the way for future advancements.

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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