This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Nesa Energy LLC. 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: Roger Antonsen and His Oilfield Cementing Innovation.
Introduction
Roger Antonsen is an inventor based in Katy, Texas. His patent work addresses cementing operations in horizontal wells, with a focus on improving how cement slurry is displaced around a casing.
Latest Patents
Antonsen is associated with one patent, titled “Methods and Systems for Rotating a Casing to Ensure Efficient Displacement of Cement Slurry.” The invention describes rotating a casing during a cementing operation to support efficient slurry displacement. Its embodiments include a sub and rotating tool positioned above a first cement operation, with the rotating tool placed at the kickoff point or build section of a horizontal well. Antonsen’s record lists 1 patent.
Career Highlights
Antonsen is associated with Nesa Energy LLC. His patent reflects work on tools and methods for oilfield well construction and cementing.
Collaborations
The provided information identifies Michael Sepulveda and Sigurd Eirik Sperbund as Antonsen’s coworkers. Their names are also associated with the patent’s collaborative context.
Conclusion
Roger Antonsen’s patent focuses on casing rotation as a practical approach to improving cement slurry displacement in horizontal wells.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile