Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6875163 | Industrial sponge roller device having reduced residuals | Ronald J. Cercone, Gerald D. Ingram, Leon C. Nunier | 2005-04-05 |
| 6793612 | Industrial sponge roller device having reduced residuals | Ronald J. Cercone, Gerald D. Ingram, Leon C. Nunier | 2004-09-21 |
| 6235125 | Industrial cleaning sponge | Ronald J. Cercone, Gerald D. Ingram, Leon C. Nunier | 2001-05-22 |
| 6103018 | Method for extracting residue from a sponge material and method of cleaning material with the sponge | Ronald J. Cercone, Gerald D. Ingram, Leon C. Nunier | 2000-08-15 |
| 6080092 | Industrial cleaning sponge | Ronald J. Cercone, Gerald D. Ingram, Leon C. Nunier | 2000-06-27 |
| 6027573 | Industrial cleaning sponge apparatus and method for extracting residue from a sponge material | Ronald J. Cercone, Gerald D. Ingram, Leon C. Nunier | 2000-02-22 |
| 6004402 | Method of cleaning silicon material with a sponge | Ronald J. Cercone, Gerald D. Ingram, Leon C. Nunier | 1999-12-21 |
| 5466231 | Laminated sponge device | Ronald J. Cercone, Arthur A. Gertzman | 1995-11-14 |