Shunan, Japan

Nobuhiko Ohmura

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Astom Corporation. Active years: 2015-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuhiko Ohmura. Retrieved from https://idiyas.com/inventor/nobuhiko-ohmura

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 = 4.8

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2015-2020

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2 patents (USPTO):Explore Patents

Title: Nobuhiko Ohmura: Innovator in Ion Exchange Membrane Technology

Introduction

Nobuhiko Ohmura is a prominent inventor based in Shunan, Japan. He has made significant contributions to the field of ion exchange membranes, holding a total of 2 patents. His work focuses on enhancing the performance and efficiency of ion exchange membranes, which are crucial in various applications.

Latest Patents

Ohmura's latest patents include innovative designs for ion exchange membranes. One of his notable inventions is an ion exchange membrane that features a structure where an ion exchange resin is filled in the spaces of a porous base film. This base film consists of at least two laminated porous olefin resin layers, which exhibit a bonding strength of 100 gf/cm or more to less than 700 gf/cm and a Gurley air permeance of 500 sec/100 ml or less for a 100 µm thick film. This design allows for high air permeability while effectively suppressing the rise in electric resistance caused by the lamination of the base sheets. Another significant patent is an ion-exchange membrane that includes a porous unstretched polyethylene sheet filled with an ion-exchange resin, demonstrating excellent concentration properties.

Career Highlights

Nobuhiko Ohmura is currently associated with Astom Corporation, where he continues to innovate in the field of membrane technology. His work has been instrumental in advancing the capabilities of ion exchange membranes, making them more efficient and effective for various industrial applications.

Collaborations

Ohmura has collaborated with notable colleagues such as Kazuo Mizuguchi and Kazunori Nishio. These collaborations have contributed to the development of advanced technologies in the field of ion exchange membranes.

Conclusion

Nobuhiko Ohmura's contributions to ion exchange membrane technology have positioned him as a key figure in this field. His innovative patents reflect his commitment to enhancing the performance of these essential materials. His work continues to influence advancements in various applications, showcasing the importance of innovation in technology.

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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