Company Filing History:
Years Active: 1998-2012
Title: Joseph Anthony DeSantis: Innovator in Semiconductor Technology
Introduction
Joseph Anthony DeSantis is a notable inventor based in San Jose, CA. He has made significant contributions to the field of semiconductor technology, holding 2 patents that showcase his innovative approaches to manufacturing bipolar transistors and deep isolation trenches.
Latest Patents
One of his latest patents is titled "Method for manufacturing bipolar transistors." This patent discloses an improved method for forming both PNP and NPN transistors. The process involves forming a P type collector on a substrate, followed by the creation of a PNP epitaxial base, extrinsic base, and emitter. Similarly, the NPN transistor is formed using a comparable method. This innovation allows for the simultaneous manufacturing of both types of transistors within the same control flow process.
Another significant patent by DeSantis is "Method of forming and planarizing deep isolation trenches in a silicon-on-insulator (SOI) structure." This method begins with a base semiconductor substrate and a buried insulator layer. It details the formation of an ONO layer, trench creation, and the deposition of polysilicon to fill the trench. The process ensures that the top surface of the polysilicon aligns with the field oxide layer, enhancing the efficiency of the SOI structure.
Career Highlights
Joseph Anthony DeSantis is currently employed at National Semiconductor Corporation, where he continues to push the boundaries of semiconductor innovation. His work has been instrumental in advancing the manufacturing processes that are critical to the industry.
Collaborations
Throughout his career, DeSantis has collaborated with talented individuals such as Wipawan Yindeepol and Joel M McGregor. These collaborations have contributed to the successful development of his patents and innovations.
Conclusion
Joseph Anthony DeSantis is a prominent figure in the semiconductor industry, recognized for his innovative patents and contributions to technology. His work continues to influence the field, paving the way for future advancements in semiconductor manufacturing.
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