Chiba, Japan

Tsutomu Nagase

This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Nagase. Retrieved from https://idiyas.com/inventor/tsutomu-nagase-nma90af5

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: Tsutomu Nagase: Innovator in Developer Preparation Technology

Introduction

Tsutomu Nagase is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of developer preparation technology. His innovative work has led to the development of a unique apparatus and method that enhances the efficiency of obtaining a specific developer component.

Latest Patents

Nagase holds a patent for a "Developer preparing apparatus and developer preparing method." This invention focuses on creating a developer that contains a developer component with a precise content by mixing an undiluted developer solution, which consists of 5 to 40% by weight of tetramethylammonium hydroxide (TMAH), with pure water. The apparatus includes a mixing bath designed to receive and mix the solutions, an ultrasonic densitometer for measuring the developer component, a flow rate controlling mechanism, and a storage tank for the final developer product.

Career Highlights

Tsutomu Nagase is associated with Sumitomo Chemical Company, Limited, where he has been instrumental in advancing developer preparation technologies. His work has not only contributed to the company's portfolio but has also impacted the broader industry.

Collaborations

Nagase has collaborated with notable colleagues such as Satoshi Taguchi and Masumi Suetsugu. Their combined expertise has fostered innovation and development within their projects.

Conclusion

Tsutomu Nagase's contributions to developer preparation technology exemplify the impact of innovative thinking in the field. His patent and collaborative efforts continue to influence advancements in this area.

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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