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For the Inventor, By the Inventor

Pitman, NJ, United States of America

Robert M Gemmill, Jr

This inventor holds 20 USPTO granted patents, primarily in Lubricant Additives. Top assignee: Mobil Oil Corporation. Active years: 1976-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert M Gemmill, Jr. Retrieved from https://idiyas.com/inventor/robert-m-gemmill-jr

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 9

Forward Citations = 199(Granted Patents)


Location History:

  • Woodbury, NJ (US) (1976)
  • Pitman, NJ (US) (1980 - 1988)

Company Filing History:

goldMedal20 out of 5,942 
 
Mobil Oil Corporation
 patents

Years Active: 1976-1988

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Areas of Expertise:
Mannich Base Oil Additives
Lubricant Composition
Friction Reducing Additives
Corrosion Inhibitors
Synthetic Lubricating Oils
Phosphorus-Containing Compounds
Borated Oxazoline
N-Alkoxyalkylenediamine
Mixed Borate Esters
Multifunctional Additives
Phenolic-Containing Bases
Oil Properties Improvement
20 patents (USPTO):Explore Patents
1. 4787996 - Mannich base oil additives (1988-11-29),
2. 4786426 - Lubricant composition (1988-11-22),
3. 4613343 - N-alkoxyalkylenediamine [organic acid reaction products] diamides and (1986-09-23),
4. 4584114 - Multifunctional lubricant additives and compositions thereof (1986-04-22),
5. 4556497 - N-Alkoxyalkylenediamine diamides and lubricants containing same (1985-12-03),
6. 4541941 - Mixed borate esters and their use as lubricant and fuel additives (1985-09-17),
7. 4472289 - Mixed borate esters and their use as lubricant and fuel additives (1984-09-18),
8. 4463201 - Process for making synthetic lubricating oils (1984-07-31),
9. 4440655 - Sulfur-containing mannich bases and lubricants containing same (1984-04-03),
10. 4396517 - Phenolic-containing mannich bases and lubricants containing same (1983-08-02),
11. 4382869 - Friction reducing and corrosion inhibiting lubricant additives and their (1983-05-10),
12. 4374032 - Lubricant composition containing borated oxazoline friction reducer (1983-02-15),
13. 4256592 - Phosphorus-containing compounds and lubricants containing same (1981-03-17),
14. 4255271 - Phosphorus-containing compounds and lubricants containing same (1981-03-10),
15. 4253978 - Phosphorus-containing compounds and lubricants containing same (1981-03-03),

Title: Innovator Spotlight: Robert M Gemmill, Jr.

Introduction: Robert M Gemmill, Jr. is a distinguished inventor based in Pitman, NJ, known for his significant contributions to the field of lubricant technology. With a remarkable portfolio of 20 patents, Gemmill has developed innovative solutions that enhance the performance of automotive and industrial formulations.

Latest Patents: Among his most recent patents, Gemmill has focused on the development of Mannich base oil additives. These additives are formulated using a phenol substituted with a medium-length branched alkyl chain, derived from a 1-olefin oligomer. These Mannich bases serve as effective friction-reducing agents in lubricant and liquid fuel compositions. Additionally, he has patented a lubricant composition involving a borated oxazoline monoester. This innovative composition is created by reacting a boron compound with the product of the reaction between tris(hydroxymethyl)aminomethane and a carboxylic acid. The resultant product is useful in lubricating oils for reducing friction and consequently, fuel consumption in internal combustion engines.

Career Highlights: Robert M Gemmill, Jr. is currently affiliated with Mobil Oil Corporation, where he applies his expertise to develop cutting-edge lubricant technologies. His extensive experience and forward-thinking approach have made significant impacts within the industry, furthering the progress of fuel efficiency and lubrication methodologies.

Collaborations: Throughout his career, Gemmill has collaborated with notable colleagues such as Andrew G Horodysky and John W Schick. These collaborations have undoubtedly enriched his research and development work, leading to impactful advancements in lubricant technologies.

Conclusion: With a strong focus on innovation and improving lubrication solutions, Robert M Gemmill, Jr. continues to push the boundaries of technology within his field. His patents not only reflect his inventive prowess but also highlight the ongoing need for advancements in reducing friction and enhancing efficiency in lubricants.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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