Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4784632 | Tobacco smoke filter and method and apparatus for making same | — | 1988-11-15 |
| 4747814 | Fiber separator | — | 1988-05-31 |
| 4729808 | Ink reservoir having continuous random sliver with stretch yarn | — | 1988-03-08 |
| 4675064 | Smoke filter having extended film overwrap and method and apparatus for fabricating same | — | 1987-06-23 |
| 4666708 | Dental rinse | Robert L. Goldemberg, Allan J. Lazare | 1987-05-19 |
| 4657758 | Dental rinse | Robert L. Goldemberg, Allan J. Lazare | 1987-04-14 |
| 4637409 | Tobacco smoke filter and method and apparatus for making same | — | 1987-01-20 |
| 4614199 | Smoke filter having extended film overwrap and method and apparatus for fabricating same | — | 1986-09-30 |
| 4594162 | Pleated filter and method and apparatus for fabricating same | — | 1986-06-10 |
| 4552158 | Free air dilution smoke filter and method and apparatus for fabricating same | — | 1985-11-12 |
| 4508525 | Method and apparatus for producing tobacco smoke filter having improved tar/carbon monoxide ratio | — | 1985-04-02 |
| 4507107 | Filter manufacturing technique | — | 1985-03-26 |
| 4499912 | Free air dilution smoke filter and method and apparatus for fabricating same | — | 1985-02-19 |
| 4423744 | Tobacco smoke filter contoured to provide undiluted air flow and method and apparatus for manufacturing same | — | 1984-01-03 |
| 4390031 | Tobacco filter | — | 1983-06-28 |
| 4357950 | Tobacco smoke filter having improved tar/carbon monoxide ratio | — | 1982-11-09 |
| 4355995 | Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same | — | 1982-10-26 |
| 4354889 | Ink reservoir element for use in a marking instrument, and method and apparatus for producing same | — | 1982-10-19 |
| 4291711 | Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same | — | 1981-09-29 |
| 4286005 | Ink reservoir element for use in a marking instrument, and method and apparatus for producing same | — | 1981-08-25 |