This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Fortum Battery Recycling Oy. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Ville Yrjänä: Lithium Recovery and Purification Innovation.
Introduction
Ville Yrjänä is an inventor associated with Espoo, Finland. His patent work addresses the recovery and purification of lithium from lithium-containing materials, including lithium-ion battery materials.
Latest Patents
Yrjänä is associated with 1 patent: “Process for Recovering and Purifying Lithium.” The invention uses ion exchange to separate lithium from other elements. A lithium-salt solution passes through an acid cation-exchange resin, producing a lithium raffinate and a mixture containing other elements, including nickel, cobalt, and manganese. The lithium raffinate can then be processed into products such as lithium carbonate and lithium hydroxide.
Career Highlights
Yrjänä has worked with Fortum Battery Recycling Oy and Fortum Oyj. His patent reflects work on recovering valuable materials from battery-related sources through a separation and purification process.
Collaborations
His listed coworkers include Pasi Kauppinen and Kenneth Ekman.
Conclusion
Ville Yrjänä’s patent focuses on recovering and purifying lithium from battery materials, supporting the production of lithium compounds and the separation of other elements.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile