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| US4050451 | 13 Aug 1976 | 27 Sep 1977 | Eastman Kodak Company | Blood collection and separation device |
| US4091802 | 17 Feb 1976 | 30 May 1978 | Eastman Kodak Company | Vented liquid collection device |
| US4136036 | 22 Feb 1978 | 23 Jan 1979 | Eastman Kodak Company | Collection and dispensing device for non-pressurized liquids |
| US4172446 | 30 Dec 1975 | 30 Oct 1979 | | Apparatus for collecting body fluids |
| US4215700 | 25 Aug 1978 | 5 Aug 1980 | Sherwood Medical Industries Inc. | Blood collection device |
| US4298011 | 7 Sep 1979 | 3 Nov 1981 | | Blood sample collector |
| US4308029 | 5 May 1980 | 29 Dec 1981 | Radiometer A/S | Method and capillary tube for treating blood sample |
| US4314570 | 18 Aug 1980 | 9 Feb 1982 | | Capillary receptacle |
| US4325388 | 9 Feb 1979 | 20 Apr 1982 | | Apparatus for collecting and processing body fluids |
| US4576185 | 5 Dec 1983 | 18 Mar 1986 | Terumo Medical Corporation | Collection device for capillary blood |
| US4842995 | 31 Jul 1986 | 27 Jun 1989 | Boehringer Biochemia Robin, S.p.A. | Diagnostic method for the evaluation of clinical parameters by direct collection of biological materials and device for its accomplishment |
| US5230864 | 10 Apr 1991 | 27 Jul 1993 | Eastman Kodak Company | Gravity assisted collection device |
| US5257984 | 2 Oct 1991 | 2 Nov 1993 | Norfolk Scientific, Inc. | Blood collector |
| US5288646 | 21 Jun 1991 | 22 Feb 1994 | Radiometer A/S | Method of photometric in vitro determination of the content of an analyte in a sample of whole blood |
| US5366903 | 22 Feb 1994 | 22 Nov 1994 | Radiometer A/S | Method of photometric in vitro determination of the content of an analyte in a sample of whole blood |
| US5525518 | 21 Jun 1991 | 11 Jun 1996 | Radiometer Medical A/S | Method of photometric in vitro determination of a blood gas parameter in a blood sample |
| US5564419 | 30 Jun 1994 | 15 Oct 1996 | Radiometer A/S | Method of photometric in vitro determination of the content of oxygen in a blood sample |
| US6319209 | 23 Aug 1999 | 20 Nov 2001 | European Institute of Science | Disposable test vial with sample delivery device for dispensing sample into a reagent |
| USD285115 | 5 Dec 1983 | 12 Aug 1986 | Terumo Medical Corporation | Collector for capillary blood |
