For the Inventor, By the Inventor

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Richmond, VA, United States of America

American Filtrona Corporation

USPTO Granted Patents = 47

Trademarks = 1

Forward Citations = 1,297

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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:

Bicomponent Fibers

Tobacco Smoke Filters

Electrically Stimulated Filters

Filtration Techniques

Ink Reservoirs

Smoke Filter Manufacturing

Porosity Measurement

Crimper Assembly

Balanced Flow Filters

Flavor Enrichment

Thermoplastic Polymers

Separation Techniques

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),

American Filtrona Corporation is a leading global manufacturer and supplier of specialty plastic and fiber products. With a rich history spanning over several decades, Filtrona offers innovative solutions in engineered components, filtration, and protection. Their diverse product portfolio serves various industries including healthcare, packaging, automotive, and consumer goods.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

47 Patents

#21 in Richmond, VA

#125 in Virginia

#7,193 in US

#14,414 in the World

Richmond, VA, United States of America

American Filtrona Corporation

Forward Citations = 1,297

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)

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