This inventor holds 2 USPTO granted patents. Top assignees: Sumitomo Riko Company Limited, Tokai Rubber Industries, Ltd.. Active years: 2014-2020.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2014-2020
Title: Yusuke Nishikawa: Rubber and Fuel-Cell Sealing Innovations.
Introduction
Yusuke Nishikawa is an inventor associated with Komaki, Japan. His work includes inventions in fuel-cell sealing and vibration-proof rubber technology. He holds 2 patents.
Latest Patents
Nishikawa’s listed patents address materials designed to improve performance and durability in industrial applications.
- **Sealing member for a fuel cell.** This invention describes a rubber-based sealing member bonded to a fuel-cell component, or to another sealing member, through an adhesive layer. Its rubber composition includes an ethylene-propylene, ethylene-propylene-diene, or ethylene-butene-diene rubber; an organic-peroxide cross-linking agent; and a fatty acid potassium or sodium component.
- **Vibration-proof rubber composition and vibration-proof rubber using the same.** This invention aims to combine durability with resistance to compression set. The composition includes diene rubber, sulfur, and silica pre-treated with a silane coupling agent. It specifies ranges for the reacted and unreacted silane coupling agent in the treated silica.
Career Highlights
Nishikawa’s listed company affiliations include Tokai Rubber Industries, Ltd., now known as Sumitomo Riko Company Limited, and Sumitomo Riko Company Limited. The patent subjects reflect work on rubber compounds and sealing materials for demanding applications.
Collaborations
His listed coworkers include Kenji Yamamoto and Norihito Kimura.
Conclusion
Yusuke Nishikawa’s patent work focuses on engineered rubber materials, including fuel-cell seals and vibration-proof compositions designed for durability and reliable performance.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile