Osaka, Japan

Hiroyuki Nishii

This inventor holds 25 USPTO granted patents and 8 published patent applications and 11 EPO patents, primarily in Polymer Electrolytes. Top assignees: Nitto-Denko Corporation, Dainippon Sumitomo Pharma Co., Ltd., Sumitomo Dainippon Pharma Co., Ltd.. Active years: 1996-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Nishii. Retrieved from https://idiyas.com/inventor/hiroyuki-nishii

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

USPTO Granted Patents = 25 

% Patents Active = 28.0

 

Average Co-Inventor Count = 3.0

ph-index = 6

Forward Citations = 131(Granted Patents)


Location History:

  • Takatsuki, JP (1996 - 2008)
  • Ibaraki, JP (2006 - 2019)
  • Osaka, JP (2002 - 2020)

Company Filing History:


Years Active: 1996-2020

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Areas of Expertise:
Ionomer Resin
Electrochemical Device
Anion Exchange Membrane
Fuel Cell
Proton-Conductive Membrane
Oral Disintegrating Tablet
Electroluminescent Device
Ventilation Member
Ink Cartridge
Polyimide
Electrolyte Membrane
Composite Particles
25 patents (USPTO):Explore Patents

Title: **The Innovative Journey of Hiroyuki Nishii: A Pioneer in Ionomer Technology**

Introduction

Hiroyuki Nishii, an acclaimed inventor based in Osaka, Japan, has made significant contributions to the field of materials science. With a remarkable portfolio of 25 patents, Nishii's work primarily focuses on the development of ionomer resins and electrochemical devices, showcasing his dedication to advancing technology in innovative ways.

Latest Patents

Among his latest patents, Nishii has introduced groundbreaking inventions including ionomer resin, ionomer solution, multilayer bodies, members, and various electrochemical elements and devices. These innovations highlight the versatility of ionomer resins, particularly through a copolymer containing structural units capable of interacting with various functional groups. His detailed patent descriptions include complex structural units where L represents different chemical group options, and R provides a range of alkyl and alkanol groups, essential for developing materials with specific properties.

Career Highlights

Throughout his career, Nishii has been associated with notable companies such as Nitto Denko Corporation and Dainippon Sumitomo Pharma Co., Ltd. His roles within these organizations have enabled him to leverage his expertise and drive forward ambitious projects that revolutionize the usage of ionomer materials in various applications.

Collaborations

In his quest for innovation, Nishii has collaborated with esteemed colleagues, including Hiroaki Mashiko and Tooru Sugitani. Their joint efforts have played a crucial role in enhancing the quality and breadth of research conducted within their fields, further cementing their reputations as leaders in the material sciences sector.

Conclusion

Hiroyuki Nishii's contributions to ionomer technology and electrochemical devices serve as a testament to the importance of innovation in advancing industrial applications. His extensive patent portfolio not only speaks to his inventive capabilities but also to the collaborative spirit that drives technological progress in contemporary research and development.

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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