This inventor holds 3 USPTO granted patents. Top assignees: Elektronik-Grundstoffe Mbh, Wacker Siltronic Gesellschaft Fur Halbleitermaterialien Ag, Other. Active years: 1992-2002.
Company Filing History:
1 out of 1 
1 out of 44 
1 out of 834,350 Years Active: 1992-2002
Title: Innovations of Peter Lehfeld
Introduction
Peter Lehfeld is a notable inventor based in Burghausen, Germany. He has made significant contributions to the field of material processing, particularly in the development of tools and methods for machining wafer-shaped workpieces. With a total of 3 patents to his name, Lehfeld's innovations reflect his expertise and dedication to advancing technology.
Latest Patents
Lehfeld's latest patents include an annular saw and a method of protecting the clamping edge and cleaning the saw blade of this annular saw. This invention features an annular or internal-diameter saw that incorporates an element designed to partially screen the clamping edge, which is strategically positioned near the clamping edge and the saw blade. The outer material layer on the clamping edge is significantly harder than the material behind it, enhancing durability. Additionally, the method ensures that workpiece residues striking the clamping edge are shattered upon impact, thereby improving the tool's longevity. Another notable patent focuses on achieving a wear performance that is as linear as possible for tools used in the material removing machining of wafer-shaped workpieces, particularly semiconductor wafers. This includes a method and device for measuring the wear profile on the working surface of the tool.
Career Highlights
Throughout his career, Peter Lehfeld has worked with prominent companies in the semiconductor industry, including Wacker Siltronic and Elektronik-Grundstoffe GmbH. His experience in these organizations has contributed to his understanding of the challenges and requirements in the field of material processing.
Collaborations
Lehfeld has collaborated with several professionals in his field, including Bert Ripper and Robert Hofmann. These partnerships have likely enriched his work and led to further innovations.
Conclusion
Peter Lehfeld's contributions to the field of material processing through his patents and career experiences highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in technology.