This inventor holds 1 USPTO granted patent. Top assignee: Rogers Corporation. 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: Qifan Li and His Work on R-Type Hexaferrite.
Introduction
Qifan Li is an inventor based in Burlington, Massachusetts, and is associated with Rogers Corporation. His patent work concerns the development and manufacture of R-type hexaferrite materials.
Latest Patents
Li is named on 1 patent: “Multifferoic R-type hexaferrite, a composite and an article comprising the R-type hexaferrite, and a method of making the same.” The invention describes an R-type ferrite containing iron, titanium, and selected elements, including barium or strontium alongside cobalt, magnesium, copper, or zinc. It also covers composites and articles incorporating the ferrite, as well as a production method that mills oxide precursor compounds into a mixture and calcines it in oxygen or air.
Career Highlights
Li’s documented patent contribution focuses on materials innovation, particularly the composition and processing of R-type hexaferrite. His work is associated with Rogers Corporation.
Collaborations
The patent describes a materials-development process involving ferrite precursor compounds and the formation of composites or articles containing the resulting ferrite. The available information does not identify additional collaborators.
Conclusion
Qifan Li’s patent work highlights an approach to designing and producing R-type hexaferrite materials, with potential applications in composites and manufactured articles.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile