Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6325626 | Interdental brush | — | 2001-12-04 |
| 5806539 | Method and apparatus for forming elongate PTFE material and PTFE material particularly dental floss | John A. Murray | 1998-09-15 |
| 5800823 | Elongate PTFE elements and articles made thereof | — | 1998-09-01 |
| 5657779 | Method and apparatus for forming elongate PTFE material and PTFE material particularly dental floss | John A. Murray | 1997-08-19 |
| 5220932 | Dental floss and method of making it | — | 1993-06-22 |
| 5021267 | Treatment of cords, threads and filaments | John A. Gent | 1991-06-04 |
| 5015504 | Coating method for forming smooth-ended bristles on a brush | John A. Gent | 1991-05-14 |
| 4996056 | Dental floss and tape | — | 1991-02-26 |