This inventor holds 4 USPTO granted patents. Top assignees: Shell Canada Limited, Rock Binders, Inc., Shell Oil Comapny. Active years: 2002-2013.
Company Filing History:
2 out of 8 
1 out of 1 
1 out of 7,646 
Years Active: 2002-2013
Title: Norm D Pugh: Innovator in Paving Binder Technology
Introduction
Norm D Pugh is a notable inventor based in Wilton, CA (US), recognized for his contributions to paving binder technology. He holds a total of 4 patents, showcasing his innovative approach to enhancing asphalt materials.
Latest Patents
One of his latest patents focuses on sulfur additives for paving binders and manufacturing methods. This invention involves the use of sulfur as an additive to asphalt in the preparation of asphalt binders. The sulfur can be plasticized by the addition of carbon and further treated with amyl acetate. This plasticized sulfur can be formed into solid particles and then added to asphalt as either a minority or majority component to create desired paving binder compositions. The solid plasticized sulfur exhibits non-stick, non-flow properties within a wide range of ambient temperatures, allowing it to be stored solid for subsequent use in paving applications.
Career Highlights
Throughout his career, Norm D Pugh has worked with prominent companies such as Shell Canada Limited and Rock Binders, Inc. His experience in these organizations has contributed significantly to his expertise in the field of paving technology.
Collaborations
He has collaborated with notable individuals, including William R Bailey and William C McBee, further enhancing his innovative endeavors.
Conclusion
Norm D Pugh's work in paving binder technology exemplifies his commitment to innovation and improvement in materials used in construction. His patents reflect a deep understanding of the industry and a drive to create effective solutions.