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Richmond, VA, United States of America

American Filtrona Corporation

USPTO Granted Patents = 47

Forward Citations = 1,305

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19 inventors (with patents filed for the assignee):

Richard M Berger (34 out of 46 patents)

Peter W Mansfield (3 out of 22 patents)

Herbert K Holden (3 out of 3 patents)

4. Rajan A Jaisinghani (2 out of 7 patents)

5. Terrence Collins (2 out of 2 patents)

6. Stanley William Byrne (2 out of 2 patents)

7. Raian A Jaisinghani (1 out of 1 patent)

8. Neville J Bugli (1 out of 1 patent)

9. Robert G Hemsworth (1 out of 1 patent)

10. Henry Lyon (1 out of 1 patent)

11. Donald Hardy (1 out of 1 patent)

12. Barry J Tompkins (1 out of 1 patent)

13. Stanley W Bynre (1 out of 1 patent)

14. Ernest B Hayes (1 out of 1 patent)

15. John F Graham (1 out of 8 patents)

Core Competencies:

Tobacco Smoke Filter

Polyethylene Terephthalate

Bicomponent Fibers

Filtration Techniques

Ink Reservoir

Smoke Filter Process

Crimper Assembly

Flavor Enrichment

Porosity Measurement

Balanced Flow Filter

Electrically Stimulated Filter

Manufacture of Smoking Articles

47 patents: Sort by Forward Citations

1. 5633082 - Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent (1997-05-27),

2. 5632286 - Crimped elements for cigarettes and the like and methods and apparatus (1997-05-27),

3. 5620641 - Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent (1997-04-15),

4. 5607766 - Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent (1997-03-04),

5. 5509430 - Bicomponent fibers and tobacco smoke filters formed therefrom (1996-04-23),

6. 5195543 - Balanced flow tobacco smoke filter (1993-03-23),

7. 4940470 - Single field ionizing electrically stimulated filter (1990-07-10),

8. 4869275 - Ultra-high filtration filter (1989-09-26),

9. 4853005 - Electrically stimulated filter method and apparatus (1989-08-01),

10. 4822193 - Ink reservoir having continuous random sliver with stretch yarn (1989-04-18),

11. 4784632 - Tobacco smoke filter and method and apparatus for making same (1988-11-15),

12. 4747814 - Fiber separator (1988-05-31),

13. 4729808 - Ink reservoir having continuous random sliver with stretch yarn (1988-03-08),

14. 4675064 - Smoke filter having extended film overwrap and method and apparatus for (1987-06-23),

15. 4637409 - Tobacco smoke filter and method and apparatus for making same (1987-01-20),

Company Overview

American Filtrona Corporation, headquartered in Richmond, VA, specializes in the development and manufacturing of advanced filtration solutions. The company focuses on innovative technologies such as bicomponent fibers and electrically stimulated filters, primarily for tobacco smoke filtration. Their expertise extends to various filtration techniques, including porosity measurement and crimper assembly, positioning them as a leader in smoke filter manufacturing. American Filtrona is dedicated to enhancing product performance through cutting-edge research and development.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

47 Patents

#16 in Richmond, VA

#124 in Virginia

#7,440 in US

#14,827 in the World

Richmond, VA, United States of America

American Filtrona Corporation

Forward Citations = 1,305

19 inventors:

Richard M Berger (34 out of 46 patents)

Peter W Mansfield (3 out of 22 patents)

Herbert K Holden (3 out of 3 patents)

4. Rajan A Jaisinghani (2 out of 7 patents)

5. Terrence Collins (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: American Filtrona Corporation. Retrieved from https://idiyas.com/company/american-filtrona

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

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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