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For the Inventor, By the Inventor

Littleton, United Kingdom

Denis G Ballard

This inventor holds 22 USPTO granted patents, primarily in Polymer Chemistry. Top assignee: Imperial Chemical Industries Limited. Active years: 1976-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Denis G Ballard. Retrieved from https://idiyas.com/inventor/denis-g-ballard

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

Calculating rank
USPTO Granted Patents = 22

% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 8

Forward Citations = 161(Granted Patents)


Location History:

  • Runcorn, EN (1976 - 1977)
  • Runcorn, GB (1978 - 1989)
  • Littleton, GB (1981 - 1989)
  • Chester, GB (1986 - 1993)

Company Filing History:

goldMedal22 out of 3,840 
 
Imperial Chemical Industries Limited
 patents

Years Active: 1976-1993

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Areas of Expertise:
Polymerization
Conducting Polymers
Aromatic Polymers
Catalysts
Methacrylic Acid
Inorganic Foam
Vermiculite
Ethylene Polymers
Polymeric Film
Fibrils
Organo-Metallic Compounds
22 patents (USPTO):Explore Patents
1. 5180799 - Process for polymerizing methacrylic acid ester monomers (1993-01-19),
2. 5081091 - Catalysts (1992-01-14),
3. 5079206 - Catalysts (1992-01-07),
4. 4981827 - Catalysts (1991-01-01),
5. 4849504 - Polymers with vinylic units and aromatic units (1989-07-18),
6. 4798742 - Polyaromatics (1989-01-17),
7. 4745237 - Preparation of 1-chloro-1,2,2,2-tetrafluoroethane (1988-05-17),
8. 4618454 - Conducting polymers (1986-10-21),
9. 4608303 - Production of articles from minerals (1986-08-26),
10. 4548737 - Conducting polymers (1985-10-22),
11. 4536555 - Preparation of aromatic polymers from cyclohexa-3,5-diene polymers (1985-08-20),
12. 4524198 - Poly(1,2-disubstituted cyclohexa-3,5-dienes (1985-06-18),
13. 4476296 - Preparation of aromatic polymers from cyclohexa-3,5-diene polymers (1984-10-09),
14. 4324838 - Dry powder compositions of vermiculite lamellae and additives (1982-04-13),
15. 4269628 - Compositions of vermiculite lamellae and solid particulate materials (1981-05-26),

Title: Denis G Ballard: Innovator in Polymer Chemistry

Introduction: Denis G Ballard is a distinguished inventor based in Littleton, GB, recognized for his significant contributions to the field of polymer chemistry. With an impressive portfolio of 22 patents, he has made substantial advancements in the polymerization processes.

Latest Patents: Among his most recent inventions is the patent for a "Process for polymerizing methacrylic acid ester monomers." This innovative process enables addition polymerization of vinylic monomers, particularly methacrylic ones, within a temperature range of -20 degrees to 60 degrees Celsius. This advancement is crucial for enhancing the efficiency and effectiveness of polymer production.

Career Highlights: Denis has dedicated his career to Imperial Chemical Industries Limited, where he continues to foster innovation in the field of polymers. His extensive work has helped position the company as a leader in chemical manufacturing and application.

Collaborations: Throughout his career, Denis has collaborated with notable colleagues, including Ian M Shirley and Graham R Rideal. These partnerships have been pivotal in driving forward their shared research goals and enhancing project outcomes.

Conclusion: Denis G Ballard's contributions to polymer chemistry through his patents exemplify the spirit of innovation. His work at Imperial Chemical Industries Limited, along with collaborations with esteemed coworkers, underscores the importance of teamwork in achieving groundbreaking advancements in technology and science.

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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