Issued Patents All Time
Showing 51–75 of 135 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5927561 | Reciprocating liquid pump with disc check valve for dispensing lotion and the like | Philip L. Nelson | 1999-07-27 |
| 5906301 | Radially expanding tube valve in a liquid dispenser | — | 1999-05-25 |
| 5887763 | Reciprocating fluid pump with bottle closure having inner and outer rim seals | — | 1999-03-30 |
| 5887761 | Dual fluid dispenser | Martin S. Laffey | 1999-03-30 |
| 5848733 | Manually operated pump dispenser having child-resistant nozzle | Bert D. Heinzelman, Donald R. Lamond, William Fiebel | 1998-12-15 |
| 5845820 | Bayonet-type container and cap closure | — | 1998-12-08 |
| 5826756 | Water shield for pump dispenser | — | 1998-10-27 |
| 5823395 | Child-resistant pump dispenser | Bert D. Heinzelman, Donald R. Lamond, William Fiebel | 1998-10-20 |
| 5810209 | Dispenser with improved bottle connection | — | 1998-09-22 |
| 5806724 | Dispenser with improved bottle connection and method of making same | — | 1998-09-15 |
| 5794822 | Reciprocating fluid pump with improved bottle seal | — | 1998-08-18 |
| 5794821 | Reciprocating liquid pump with disc check valve for dispensing lotion and the like | Philip L. Nelson | 1998-08-18 |
| 5775547 | Lotion dispensing pump with sealing plug for sealing pump chamber | Philip L. Nelson | 1998-07-07 |
| 5762236 | Trigger mechanism for trigger sprayer | Tom L. Wilcox, George R. Hildebrand | 1998-06-09 |
| 5755384 | Dispenser with selectable discharge nozzle | Philip L. Nelson | 1998-05-26 |
| D394008 | Trigger sprayer housing | Philip L. Nelson, Mark A. Ochs | 1998-05-05 |
| D394009 | Trigger sprayer housing | Philip L. Nelson, Mark A. Ochs | 1998-05-05 |
| D394007 | Trigger sprayer housing having horizontal ribs | John S. Finch | 1998-05-05 |
| RE35744 | Spinner assembly for a sprayer | Philip L. Nelson | 1998-03-17 |
| 5725132 | Dispenser with snap-fit container connection | Mark A. Ochs | 1998-03-10 |
| 5725128 | Manually operated reciprocating liquid pump that locks and seals in up and down positions | — | 1998-03-10 |
| 5722569 | Trigger sprayer with discharge port blocking mechanism | — | 1998-03-03 |
| 5715974 | Trigger sprayer having central vent cylinder | Philip L. Nelson | 1998-02-10 |
| 5715973 | Manually operated fluid pump for dispensing lotion and the like | Philip L. Nelson | 1998-02-10 |
| 5711461 | Liquid dispenser | Philip L. Nelson | 1998-01-27 |