|
| US3943917 | 12 May 1975 | 16 Mar 1976 | Radiometer A/S | Method for collecting blood samples |
| US3985122 | 4 Jun 1975 | 12 Oct 1976 | Medical Development Corporation | Multi-piston syringe device |
| US3990446 | 18 Feb 1975 | 9 Nov 1976 | | Hypodermic syringe for stabilized aspiration by one hand |
| US4188949 | 5 Jul 1977 | 19 Feb 1980 | Becton, Dickinson & Company | Sequential injection syringe |
| US4212309 | 28 Sep 1978 | 15 Jul 1980 | Ballard Medical Products, Inc. | Blood gas sampler |
| US4246898 | 23 Jul 1979 | 27 Ene 1981 | Cutter Laboratories, Inc. | Syringe |
| US4254768 | 14 Sep 1979 | 10 Mar 1981 | | Hypodermic syringe |
| US4776704 | 15 Dic 1986 | 11 Oct 1988 | Dentsply Research & Development Corp. | Mixing and dispensing syringe |
| US4795444 | 23 Abr 1987 | 3 Ene 1989 | Sunstar Kabushiki Kaisha | Syringe |
| US5752940 | 8 Abr 1996 | 19 May 1998 | Becton Dickinson and Company | Syringe and method for lyophilizing and reconstituting injectable medication |
| US6743194 | 28 Mar 2002 | 1 Jun 2004 | | Multi-compartment syringe |
| US7866465 | 11 Sep 2006 | 11 Ene 2011 | | Multi-compartment storage and mixing vessel |
| US8197451 | 26 Feb 2010 | 12 Jun 2012 | Roche Diagnostics International AG | Ampoule with a seal in two compression states |
| USD287053 | 17 Mar 1983 | 2 Dic 1986 | Ivac Corporation | Syringe plunger for an IV infusion pump |
| USD377687 | 19 Oct 1995 | 28 Ene 1997 | | Single-use syringe |
