This inventor holds 1 USPTO granted patent and 3 published patent applications and 5 EPO patents. Top assignee: Plasma-Therm, Inc.. Active years: 2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2025
Title: David Johnson - Innovator in Plasma Technology
Introduction
David Johnson is an inventor based in Cleveland, GA (US). He currently works at Plasma-Therm, Inc., where he focuses on advancements in plasma technology. Although he has not yet been granted any patents, his contributions to the field are noteworthy.
Latest Patent Applications
David Johnson's latest patent application is titled "Method and Apparatus for Plasma Dicing a Semi-Conductor Wafer." This invention provides a method for plasma dicing a substrate. The method includes several steps: providing a process chamber with a wall, a plasma source adjacent to the wall, and a work piece support within the chamber. The substrate is placed onto a support film on a frame to form a work piece. The work piece is then loaded onto the support, and a clamping electrode is used to electrostatically clamp it. A mechanical partition is provided between the plasma source and the work piece, followed by generating plasma through the source and etching the work piece with the generated plasma.
Conclusion
David Johnson is an innovative inventor contributing to the field of plasma technology through his work at Plasma-Therm, Inc. His latest patent application demonstrates his commitment to advancing semiconductor processing techniques.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile