Location History:
- San Clemente, CA (US) (2004 - 2006)
- Medford, MA (US) (2016 - 2021)
Company Filing History:
8 out of 8,187 
1 out of 832,843 Years Active: 2004-2021
Title: Christopher J MacDonald: Innovator in Semiconductor Technology
Introduction
Christopher J MacDonald is a notable inventor based in Medford, MA (US). He has made significant contributions to the field of semiconductor technology, holding a total of 10 patents. His work has advanced the understanding and application of field effect transistors and thermal processing methods.
Latest Patents
One of his latest patents is titled "Transistor having low capacitance field plate structure." This invention describes a Field Effect Transistor (FET) that features a source, drain, and gate arranged laterally along a semiconductor surface. The field plate structure has one end connected to the source and a second end positioned between the gate and the drain, separated by a gap. Additionally, a dielectric structure is placed over the semiconductor, consisting of a first portion beneath the second end of the field plate and a second, thinner portion under the gap. Another significant patent is the "Rapid thermal anneal apparatus and method." This invention outlines an apparatus and method for heating a wafer containing semiconductor material. The apparatus includes a chamber, a source of radiant heat, a source of gas, and a susceptor within the chamber that receives and absorbs heat from the radiant source. The susceptor is designed with an opening to allow gas flow from the source to pass through its interior region and over the wafer.
Career Highlights
Christopher has worked with prominent companies, including Raytheon Company. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.
Collaborations
Throughout his career, Christopher has collaborated with talented individuals such as Kamal Tabatabaie Alavi and Adrian D Williams. These partnerships have contributed to the successful development of his patents and innovations.
Conclusion
Christopher J MacDonald is a distinguished inventor whose work in semiconductor technology has led to multiple patents and advancements in the field. His contributions continue to influence the industry and inspire future innovations.