Company Filing History:
3 out of 9 
2 out of 1,258 
4 out of 832,880 Years Active: 1992-2010
Title: John Harvie Chaffin, III: Innovator in Diamond Film Technology
Introduction
John Harvie Chaffin, III is a notable inventor based in Concord, NC (US). He has made significant contributions to the field of materials science, particularly in the development of diamond films. With a total of 9 patents to his name, Chaffin has established himself as a key figure in innovation.
Latest Patents
One of Chaffin's latest patents focuses on diamond films and methods of making these films. The invention provides films and substrates coated with a nano-crystalline diamond matrix that is substantially free of graphite inclusions. Additionally, the patent outlines a method of chemical vapor deposition to prepare the films. This method operates at a DC bias voltage that significantly reduces the formation of plasma ions, which can adversely affect the quality of the diamond matrix during the film formation process.
Career Highlights
Throughout his career, Chaffin has worked with various organizations, including Nanotech Corporation. His work has been instrumental in advancing the technology surrounding diamond films, which have applications in various industries, including electronics and optics.
Collaborations
Chaffin has collaborated with notable individuals in his field, including Thomas K. Fehring and Richard Lee Kennedy. These collaborations have contributed to the development of innovative technologies and have furthered research in diamond film applications.
Conclusion
John Harvie Chaffin, III is a distinguished inventor whose work in diamond film technology has made a lasting impact. His innovative patents and collaborations highlight his commitment to advancing materials science.