Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5538327 | Method and apparatus for making a mop head and a mop head made therewith | Rudolph Martorella, Terrance Chalfant, Philip Mayer | 1996-07-23 |
| 4811989 | Process for manufacture of closed end mops | Robert W. Quearry, Richard W. Chalfant, Robert E. Liggett | 1989-03-14 |
| 4811990 | Process for manufacture of closed end wet mops | Robert W. Quearry, Richard W. Chalfant, Robert E. Liggett | 1989-03-14 |
| 4752985 | Closed end mops | Robert W. Quearry, Richard W. Chalfant, Robert E. Liggett | 1988-06-28 |
| 4750234 | Closed end wet mops | Robert W. Quearry, Richard W. Chalfant, Robert E. Liggett | 1988-06-14 |
| 4644741 | Mop yarns made by fiber bonding process | J. Gary Gradinger, Robert W. Quearry, Charles Griffin Wilson, III | 1987-02-24 |
| 4626035 | Apparatus for making mops | J. Gary Gradinger, Robert W. Quearry, Charles Griffin Wilson, III | 1986-12-02 |