This inventor holds 7 USPTO granted patents. Top assignees: Exxon Research and Engineering Company, Exxonmobil Research and Engineering Company, Infineum International Limited. Active years: 1989-2012.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 4,227 
2 out of 1,780 
2 out of 244 
Years Active: 1989-2012
Title: The Innovative Contributions of Ernestine Williams Hill
Introduction
Ernestine Williams Hill is a prominent inventor based in Piscataway, NJ (US). She has made significant contributions to the field of lubricants and polymers, holding a total of seven patents. Her work has advanced the understanding and application of lubricating compositions, particularly in the automotive and industrial sectors.
Latest Patents
One of her latest patents focuses on base stocks and lubricant blends containing poly-alpha olefins. This disclosure relates to substantially atactic polymers of at least one of propylene, 1-butene, or 1-pentene. The processes for making such polymers and compositions include the polymers, which may be used as lubricants or combined with low viscosity base stocks to form lubricants. The polymers can be produced in the presence of a metallocene catalyst with a non-coordinating anion activator and optionally with hydrogen. Another notable patent is for lubricant compositions, which comprise a major amount of an oil of lubricating viscosity and a minor amount of at least one compound with a polynuclear molybdenum core. This compound has bonded to it one or more monoanionic ligands that render the compound oil-soluble or oil-dispersible. The combination of these ligands and at least one ionic species confers electrical neutrality to the compound.
Career Highlights
Ernestine has worked with notable companies such as ExxonMobil Research and Engineering Company and Infineum International Limited. Her experience in these organizations has allowed her to develop innovative solutions in the field of lubrication technology.
Collaborations
Throughout her career, Ernestine has collaborated with esteemed colleagues, including Edward Ira Stiefel and Jonathan Martin McConnachie. These partnerships have contributed to her success and the advancement of her research.
Conclusion
Ernestine Williams Hill's contributions to the field of lubricants and polymers are noteworthy. Her innovative patents and collaborations have significantly impacted the industry, showcasing her expertise and dedication to advancing technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile