Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8653016 | Biodegradable cleaning composition | Charles O. Kerobo, Sonia J. Patterson | 2014-02-18 |
| 7084101 | Aqueous based solvent free cleaner compositions containing two nonionic surfactants | Charles O. Kerobo, Michael C. Welch, Sonia J. Patterson | 2006-08-01 |
| 6455486 | Anti-spotting and anti-filming hard surface cleaning formulations and methods | Charles O. Kerobo, Michael C. Welch, Richard J. Holland, Sonia J. Patterson | 2002-09-24 |
| 6440919 | Aqueous based solvent free cleaner compositions containing two nonionic surfactants | Charles O. Kerobo, Michael C. Welch, Sonia J. Patterson | 2002-08-27 |
| 6342474 | Hard surface cleaner containing nonionic surfactants | Charles O. Kerobo, Richard J. Holland, Michael C. Welch, Sonia J. Patterson | 2002-01-29 |
| 6315835 | Anti-spotting and anti-filming hard surface cleaning formulations and methods | Charles O. Kerobo, Michael C. Welch, Richard J. Holland, Sonia J. Patterson | 2001-11-13 |
| 6271191 | Hard surface cleaner containing anionic surfactant | Charles O. Kerobo, Richard J. Holland, Michael C. Welch, Sonia J. Patterson | 2001-08-07 |
| 6133218 | Aqueous based solvent free cleaner compositions containing two nonionic surfactants | Charles O. Kerobo, Michael C. Welch, Sonia J. Patterson | 2000-10-17 |
| 5977048 | Aqueous based solvent free cleaning degreaser compositions containing alcohol alkoxylates, polyoxyalkylene block copolymers, and fatty alcohols having oxyethylate moieties | Michael C. Welch, Charles O. Kerobo, Sonia J. Patterson | 1999-11-02 |
| 5965509 | Aqueous based solvent free cleaner compositions containing a blend of polyoxyalkylene block copolymers and fatty alcohols oxyethylate moieties | Michael C. Welch, Charles O. Kerobo, Sonia J. Patterson | 1999-10-12 |
| 5958860 | Aqueous based solvent free cleaner compositions containing polyoxyalkylene block copolymer, alkyl phenol alkoxylates and fatty alcohols having oxyethylate moieties | Michael C. Welch, Charles O. Kerobo, Sonia J. Patterson | 1999-09-28 |
| 5958859 | Aqueous based solvent free cleaner compositions containing a blend of polyoxyalkylene block copolymers | Michael C. Welch, Charles O. Kerobo, Sonia J. Patterson | 1999-09-28 |
| 5880082 | Aqueous based solvent free cleaning compositions containing alcohol alkoxylates, alkoxylated fatty alcohols and fatty alcohols having oxyethylate moieties | Michael C. Welch, Charles O. Kerobo, Sonia J. Patterson, Glenis Roberts | 1999-03-09 |
| 5518648 | Solid dishwashing composition comprising a two-component blend of alkoxylated nonionic surfactants | Michael C. Welch, Kenneth L. Zack, Glenis Roberts | 1996-05-21 |
| 5516452 | Aqueous rinse - aid composition comprising a two - component blend of alkoxylated nonionic surfactants | Michael C. Welch, Kenneth L. Zack, Glenis Roberts | 1996-05-14 |