|
| US4041934 | 2 Feb 1976 | 16 Aug 1977 | Abbott Laboratories | Arterial blood sampling unit |
| US4052320 | 8 Jul 1976 | 4 Oct 1977 | Eastman Kodak Company | Telescoping serum separator and dispenser |
| US4074715 | 1 Nov 1976 | 21 Feb 1978 | Becton, Dickinson and Company | Syringe plunger |
| US4131112 | 21 Dec 1976 | 26 Dec 1978 | Ovutime, Inc. | Probe for obtaining sample of cervical mucus |
| US4212307 | 12 Jan 1978 | 15 Jul 1980 | Concord Laboratories, Inc. | Blood sampling syringe |
| US4212309 | 28 Sep 1978 | 15 Jul 1980 | Ballard Medical Products, Inc. | Blood gas sampler |
| US4215701 | 21 Aug 1978 | 5 Aug 1980 | Concord Laboratories, Inc. | Elastomeric plunger tip for a syringe |
| US4245654 | 22 Mar 1977 | 20 Jan 1981 | Concord Laboratories, Inc. | Blood sampling syringe |
| US4266558 | 2 Apr 1979 | 12 May 1981 | American Hospital Supply Corporation | Method of collecting and dispensing a blood sample |
| US4266559 | 2 Apr 1979 | 12 May 1981 | American Hospital Supply Corporation | Blood sampler |
| US4363329 | 13 Mar 1978 | 14 Dec 1982 | Concord Laboratories, Inc. | Syringe having a reverse-taper barrel |
| US4411275 | 22 Nov 1982 | 25 Oct 1983 | Concord Laboratories, Inc. | Syringe |
| US5262245 | 12 Aug 1988 | 16 Nov 1993 | United Technologies Corporation | Advanced thermal barrier coated superalloy components |
| US5277198 | 27 Jul 1992 | 11 Jan 1994 | Ryder International Corporation | Blood sampling syringe |
| US5314416 | 22 Jun 1992 | 24 May 1994 | Sherwood Medical Company | Low friction syring assembly |
| US5902276 | 26 Nov 1996 | 11 May 1999 | Liebel-Flarsheim Company | Two-shot molded plunger |
| US6796217 | 14 Aug 2002 | 28 Sep 2004 | Taisei Kako Co., Inc.
Shofu Inc. | Injector assembly capable of preventing subsequent dripping, as well as plunger and seal member for the injector assembly |
| US7819845 | 8 Jun 2007 | 26 Oct 2010 | Coeur, Inc. | Syringe plunger jacket with expandable seal |
| US7955309 | 13 Apr 2006 | 7 Jun 2011 | Coeur, Inc. | Syringe plunger jacket with expandable seal |
| US8100865 | 14 Jun 2001 | 24 Jan 2012 | Hambley Limited | Hypodermic syringe with passive aspiration feature |
