Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7032783 | Pump dispenser for liquid products | David C. Kamp, Raymond C. Lewis, Jr., Richard D. Lohrman, Thomas Royce | 2006-04-25 |
| 6446882 | Trigger sprayer having sprayer/foamer selector nozzle cap | Stephen A. Dukes, George R. Trepina, Wing-Kwong Keung | 2002-09-10 |
| 6425501 | Pump dispenser having vent valve | Wing-Kwong Keung, Scotty Ferrell | 2002-07-30 |
| 6364171 | Articulated trigger/cover unit for a pump dispenser | William E. Chalupsky, Wing-Kwong Keung, Kenneth S. Bloom, Ruixin Fan, George R. Trepina +3 more | 2002-04-02 |
| 6364174 | Pump dispenser having piston retainer and stop | Richard D. Lohrman, Wing-Kwong Keung, Bradley J. Kimble, Richard C. Sayers | 2002-04-02 |
| 6364173 | Pump dispenser closure having snap connection | Martin S. Laffey, Richard C. Sayers, Bradley J. Kimble, Wing-Kwong Keung | 2002-04-02 |
| 6343719 | Pump dispenser having shroud locking means | Wing-Kwong Keung, Scotty Ferrell | 2002-02-05 |
| D446721 | Pump dispenser trigger | Bradley J. Kimble, Wing-Kwong Keung, George R. Trepina, Leonora M. Brozell | 2001-08-21 |
| D445681 | Trigger pump closure | Bradley J. Kimble, Wing-Kwong Keung, Richard C. Sayers | 2001-07-31 |
| 6244473 | Pump dispenser having vent valve | Wing-Kwong Keung, Scotty Ferrell | 2001-06-12 |
| 6216912 | Pump dispenser having shroud locking means | Wing-Kwong Keung, Scotty Ferrell | 2001-04-17 |
| D424939 | Trigger sprayer | Ruixin Fan, George R. Trepina, Timothy B. Kowal, Kenneth S. Bloom, William E. Chalupsky | 2000-05-16 |
| 5975376 | Dispensing pump having universal pump body and readily attachable shroud selected from readily attachable shrouds of different outward shapes | William E. Chelupsky, Scotty Ferrell, Wing-Kwong Keung | 1999-11-02 |
| 5890632 | Dispensing pump having universal pump body and readily attachable shroud selected from readily attachable shrouds of different outward shapes | William E. Chalupsky, Scotty Ferrell, Wing-Kwong Keung | 1999-04-06 |