Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425406 | Toilet bowl cleaning method | Michael E. Klinkhammer, Virginia M. Hempel | 2002-07-30 |
| 6420329 | Cleaning compositions | Ian C. Callaghan, Grace Abamba, Robert Kinsley, Richard P. Woodbury | 2002-07-16 |
| 6412120 | Liquid dispensing toilet rim mounted toilet bowl cleaner | Stephen B. Leonard, Kevin Harrity, P. Prabodh Varanasi | 2002-07-02 |