|
| US4452573 | 18 févr. 1982 | 5 juin 1984 | Western Chemical Pumps, Inc. | Variable pilot chemical pump |
| US4500264 | 4 juin 1982 | 19 févr. 1985 | M&T Chemicals Inc. | Air operated diaphragm pump system |
| US4583920 | 28 déc. 1983 | 22 avr. 1986 | M&T Chemicals Inc. | Positive displacement diaphragm pumps employing displacer valves |
| US4621990 | 1 mars 1985 | 11 nov. 1986 | The Gorman-Rupp Company | Diaphragm pump |
| US4705462 | 4 nov. 1985 | 10 nov. 1987 | Dorr-Oliver Incorporated | Process and device for improving working of liquid pumps |
| US4776775 | 26 janv. 1988 | 11 oct. 1988 | TXAM Chemical Pumps, Inc. | Chemical injector pump |
| US4856969 | 27 juin 1988 | 15 août 1989 | The Gorman-Rupp Company | Fluid powered diaphragm pump with cycle timer |
| US4984970 | 3 avr. 1989 | 15 janv. 1991 | | Arrangements on coned rings which are applicable in high pressure pumps and related devices |
| US4993924 | 10 avr. 1989 | 19 févr. 1991 | Konan Electric Co., Ltd. | Reciprocating pump |
| US5141409 | 8 mars 1991 | 25 août 1992 | Aisin Seiki Kabushiki Kaisha | Compression machine |
| US5252041 | 30 avr. 1992 | 12 oct. 1993 | Dorr-Oliver Incorporated | Automatic control system for diaphragm pumps |
| US5279504 | 2 nov. 1992 | 18 janv. 1994 | | Multi-diaphragm metering pump |
| US5281108 | 23 déc. 1991 | 25 janv. 1994 | | Diaphragm pumps |
| US6350110 | 31 mars 2000 | 26 févr. 2002 | B&G International | Multiport metering pump |
| US6382923 | 20 juil. 1999 | 7 mai 2002 | DEKA Products Ltd. Partnership | Pump chamber having at least one spacer for inhibiting the pumping of a gas |
| US7354190 | 30 oct. 2003 | 8 avr. 2008 | DEKA Products Limited Partnership | Two-stage mixing system, apparatus, and method |
| US7378015 | 15 avr. 2004 | 27 mai 2008 | The Clorox Company | Filtered water enhancements |
| US7461968 | 30 oct. 2003 | 9 déc. 2008 | Deka Products Limited Partnership | System, device, and method for mixing liquids |
| US7632078 | 30 oct. 2003 | 15 déc. 2009 | DEKA Products Limited Partnership | Pump cassette bank |
| US7632080 | 30 oct. 2003 | 15 déc. 2009 | DEKA Products Limited Partnership | Bezel assembly for pneumatic control |
| US7662139 | 30 oct. 2003 | 16 févr. 2010 | Deka Products Limited Partnership | Pump cassette with spiking assembly |
| US8158084 | 12 oct. 2010 | 17 avr. 2012 | Brita LP | Control scheme for enhanced filtered water systems |
| US8158102 | 30 oct. 2003 | 17 avr. 2012 | DEKA Products Limited Partnership | System, device, and method for mixing a substance with a liquid |
| USRE38239 | 5 mai 2000 | 26 août 2003 | Wilden Pump & Engineering Co. | Air driven diaphragm pump |
