Ichihara, Japan

Ryoichi Tomizawa

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Soda Co., Ltd.. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoichi Tomizawa. Retrieved from https://idiyas.com/inventor/ryoichi-tomizawa

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 = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: Ryoichi Tomizawa: Innovator in Alkylene Glycol Ether Production

Introduction

Ryoichi Tomizawa is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of alkylene glycol ethers. His innovative approach has led to advancements in the synthesis of these important compounds.

Latest Patents

Tomizawa holds a patent for a process titled "Process for the production of alkylene glycol ether of organic." This patent describes a method for producing an alkylene glycol ether ester of organic acid. The process involves reacting an alkylene oxide with an ester of organic carboxylic acid using a catalytic amount of a basic catalyst. The catalysts used in this process include halogenides such as zinc, aluminum, titanium, tin, and iron, as well as organometallic compounds of these metals.

Career Highlights

Throughout his career, Ryoichi Tomizawa has been associated with Nippon Soda Co., Ltd. His work has been instrumental in enhancing the efficiency and effectiveness of chemical production processes. With a focus on innovation, he has contributed to the development of new methodologies that benefit the industry.

Collaborations

Tomizawa has collaborated with several talented individuals in his field, including Hiroshi Yoshihara and Takashi Tobita. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise.

Conclusion

Ryoichi Tomizawa's contributions to the field of chemical engineering, particularly in the production of alkylene glycol ethers, highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future innovations.

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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