Tokyo, Japan

Satoshi Nakagawasai

This inventor holds 2 USPTO granted patents. Top assignee: Olympus Optical Company, Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoshi Nakagawasai. Retrieved from https://idiyas.com/inventor/satoshi-nakagawasai

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 = 6.9

ph-index = 2

Forward Citations = 37(Granted Patents)


Company Filing History:


Years Active: 1998

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2 patents (USPTO):Explore Patents

Title: Satoshi Nakagawasai: Innovator in Endoscopic Technology

Introduction

Satoshi Nakagawasai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of endoscopic technology, holding a total of 2 patents. His innovative designs have enhanced the functionality and operability of endoscopic systems.

Latest Patents

One of Nakagawasai's latest patents is a line changeover device for an endoscope. This device is designed to change over a line arranged within the endoscope. It features a cylinder and a piston that can be fitted and inserted into the cylinder in a retractable manner. A seal member is fixedly provided on the outer periphery of the piston to ensure water tightness and gas tightness within the cylinder. This design improves the sliding ability between the cylinder and the piston during operation, enhancing overall operability without the need for lubricating oil.

Another notable patent is an endoscope system that includes an insertional part, operation unit, and connector unit. This system is equipped with channels that communicate with openings formed in both the distal section of the insertional part and the operation unit or connector unit. Additionally, it features at least one cleaning instrument with a flexible tube that can be connected to the endoscope, ensuring effective cleaning and maintenance.

Career Highlights

Satoshi Nakagawasai is currently employed at Olympus Optical Company, Ltd., a leading firm in optical and imaging technology. His work has been instrumental in advancing the capabilities of endoscopic devices, making them more efficient and user-friendly.

Collaborations

Throughout his career, Nakagawasai has collaborated with notable colleagues such as Hideo Ito and Tsutomu Ishiguro. These partnerships have fostered innovation and contributed to the development of cutting-edge endoscopic technologies.

Conclusion

Satoshi Nakagawasai's contributions to endoscopic technology through his patents and collaborations have significantly impacted the medical field. His innovative designs continue to enhance the functionality and effectiveness of endoscopic systems.

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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