Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458756 | Powder detergent process | Roy Dennis Ray, Philip Glassman | 2002-10-01 |
| 5453215 | Process for producing concentrated laundry detergent by manufacture of low moisture content detergent slurries | Andra J. Vlosky, Feng-Lung Gordon Hsu, Charles F. Irwin, Mark E. Pflugfelder | 1995-09-26 |
| 5447651 | Process for producing concentrated laundry detergent by manufacture of low moisture content detergent slurries utilizing liquid active surfactant blend technology | Andra J. Vlosky, Feng-Lung Gordon Hsu, Charles F. Irwin, Mark E. Pfugfelder | 1995-09-05 |
| 5202045 | S-shaped detergent laminate | Jesse Kiefer, Martin N. Dunckley | 1993-04-13 |
| 4938888 | Detergent sheet with alkyl polyglycoside composition | Jesse Kiefer, Michael P. Aronson, Karl Friedrich Moschner | 1990-07-03 |
| 4917811 | Bleach compositions and process for making same | Jeffrey N. Foster, Charles F. Irwin, Hien T. Pham, Michael P. Aronson | 1990-04-17 |
| 4711748 | Preparation of bleach catalyst aggregates of manganese cation impregnated aluminosilicates by high velocity granulation | Charles F. Irwin, Patricia Liberati | 1987-12-08 |
| 4655782 | Bleach composition of detergent base powder and agglomerated manganese-alluminosilicate catalyst having phosphate salt distributed therebetween | Elizabeth J. McCallion, Charles F. Irwin | 1987-04-07 |