This inventor holds 2 USPTO granted patents. Top assignees: Unakis Trading Ag, Unaxis Trading Ag. Active years: 2002-2004.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2002-2004
Title: Jan Hendrik Wijngaard: Innovator in Material Removal Techniques
Introduction
Jan Hendrik Wijngaard is a notable inventor based in Chur, Switzerland. He has made significant contributions to the field of material removal techniques, holding 2 patents that showcase his innovative approaches. His work focuses on methods that enhance the efficiency and effectiveness of removing hard material layers from various substrates.
Latest Patents
Wijngaard's latest patents include a "Method for removing layers of hard material" and a "Method for separating layers from articles." The first patent describes a technique for removing hard material layers from hard metal substrates by employing a layer removal solution. This method introduces an intermediate carrier layer made of a material that differs from both the hard material layer and the metal substrate. The process involves selectively dissolving the intermediate carrier layer using a solution such as hydrogen peroxide, allowing for the removal of the hard material layer without excessive dissolution of the intermediate layer. The second patent outlines a method for separating layers from articles made of high-speed steel, specifically those with a TiAlN layer. This method utilizes an alkaline solution containing hydrogen peroxide, a base, and an acid selected from phosphates, phosphonates, and phosphonic acids.
Career Highlights
Throughout his career, Wijngaard has worked with various companies, including Unakis Trading AG and Unaxis Trading AG. His experience in these organizations has contributed to his expertise in material science and engineering.
Collaborations
One of his notable collaborators is Hans Braendle, with whom he has worked on various projects related to material removal techniques.
Conclusion
Jan Hendrik Wijngaard is a distinguished inventor whose innovative methods for material removal have advanced the field significantly. His contributions through his patents reflect his commitment to enhancing industrial processes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile