This inventor holds 3 USPTO granted patents. Top assignees: Black Decker Inc., University System of Maryland, Other. Active years: 1999-2002.
Company Filing History:
1 out of 5,073 
1 out of 2,023 
2 out of 834,411 Years Active: 1999-2002
Title: Innovations by John D Williams
Introduction
John D Williams is an accomplished inventor based in Champaign, IL (US). He has made significant contributions to the field of cutting tools, particularly for drilling concrete and other hard materials. With a total of 3 patents to his name, Williams has demonstrated a commitment to innovation and engineering excellence.
Latest Patents
One of his latest patents focuses on cutting tools designed for drilling concrete, aggregate, masonry, or similar materials. This cutting tool features a longitudinally extending shaft portion with a chucking part and a cutting head. The cutting edge is formed on the cutting head and includes at least one cutting portion. A rake surface is formed adjacent to at least one of the cutting portions, with the rake face being at a rake angle ranging from about -10° to about 10°. Additionally, a clearance face is formed adjacent to the cutting portion opposite the rake face, with a clearance angle between about 10° and about 50°. The edge radius between the rake face and the clearance face is specified to be between about 0.0003 to about 0.0040 inch.
Career Highlights
Throughout his career, John D Williams has worked with notable companies, including Black & Decker Inc. His experience in the industry has allowed him to refine his skills and contribute to the development of innovative tools that enhance efficiency and performance.
Collaborations
Williams has collaborated with several professionals in his field, including Stephen R Crosby and Muniswamappa Anjanappa. These collaborations have likely enriched his work and led to further advancements in cutting tool technology.
Conclusion
John D Williams is a notable inventor whose work in cutting tools has made a significant impact in the industry. His innovative designs and patents reflect his dedication to improving drilling technology.