Osaka, Japan

Nobuaki Maruoka

This inventor holds 3 USPTO granted patents and 8 published patent applications and 3 EPO patents. Top assignee: Nitto-Denko Corporation. Active years: 2010-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuaki Maruoka. Retrieved from https://idiyas.com/inventor/nobuaki-maruoka

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

 

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Ibaraki, JP (2010)
  • Osaka, JP (2016)

Company Filing History:


Years Active: 2010-2016

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3 patents (USPTO):Explore Patents

Title: Innovations by Nobuaki Maruoka

Introduction

Nobuaki Maruoka is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of gas-permeable filters, particularly in enhancing their oil repellency. With a total of 3 patents to his name, Maruoka continues to push the boundaries of innovation in his field.

Latest Patents

One of Maruoka's latest patents is a gas-permeable filter provided with oil repellency. This innovative filter includes a porous membrane that is coated with an oil-repellent agent. The oil-repellent agent features a linear fluorine-containing hydrocarbon group, ensuring that the filter maintains its gas permeability while providing oil repellency. Another significant patent is the oil repellency-imparted air-permeable filter with an adhesive layer. This filter also includes a porous membrane coated with an oil-repellent agent and features an adhesive layer on its surface. The design allows for oil repellency without compromising the adhesive strength of the layer.

Career Highlights

Nobuaki Maruoka is currently employed at Nitto Denko Corporation, where he continues to develop innovative solutions in filtration technology. His work has been instrumental in advancing the capabilities of gas-permeable filters, making them more effective and versatile.

Collaborations

Maruoka has collaborated with several talented individuals in his field, including Yoshiki Ikeyama and Asuka Onohara. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

Nobuaki Maruoka's contributions to the field of gas-permeable filters demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material science and engineering, paving the way for future advancements in filtration 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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