Company Filing History:
Years Active: 1998-2003
Title: Innovations by Leonard C Stevens, Jr.
Introduction
Leonard C Stevens, Jr. is a notable inventor based in Poughquag, NY (US). He has made significant contributions to the field of semiconductor technology, holding a total of 6 patents. His work focuses on improving processes related to wafer cleaning and polishing pad monitoring.
Latest Patents
One of his latest patents is an "Apparatus and method for wafer cleaning." This invention allows for the cleaning of semiconductor wafers while applying a constant force through a cleaning sponge or brush. The design ensures that the cleaning pressure remains constant and adjustable, enhancing the efficiency of the cleaning process. Another significant patent is the "Method and apparatus for monitoring polishing pad wear during processing." This invention addresses the challenges faced during chemical-mechanical polishing (CMP) by monitoring the condition of polishing pads. It utilizes a non-intrusive measurement system to assess pad thickness and maintain uniformity, ultimately extending the pad's useful life.
Career Highlights
Leonard C Stevens, Jr. is associated with the International Business Machines Corporation (IBM), where he has contributed to various innovative projects. His expertise in semiconductor processes has positioned him as a valuable asset in the industry.
Collaborations
Throughout his career, Stevens has collaborated with notable colleagues, including Thomas R Fisher, Jr. and Mark A Jaso. These collaborations have further enhanced the development of his inventions and patents.
Conclusion
Leonard C Stevens, Jr. continues to be a prominent figure in the field of semiconductor technology, with his innovative patents contributing to advancements in wafer cleaning and polishing processes. His work exemplifies the impact of dedicated inventors in shaping modern technology.