Individual holder
WARDLAW STEPHEN C
US·33 granted patents·2 pending applications·2,970 citations·filing 1976–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
35 records- 0199US9274094B2Self-calibrating gradient dilution in a constitutent assay and gradient dilution apparatus performed in a thin film sampleWARDLAW STEPHEN C·Filed 2012·Granted Mar 1, 2016·51 cites·8 claims
- 0299US9084995B2Disposable chamber for analyzing biologic fluidsWARDLAW STEPHEN C·Filed 2010·Granted Jul 21, 2015·68 cites·2 claims
- 0399US8319954B2Virtual separation of bound and free label in a ligand assay for performing immunoassays of biological fluids, including whole bloodWARDLAW STEPHEN C·Filed 2011·Granted Nov 27, 2012·53 cites·27 claims
- 0499US8310659B2Method and apparatus for detecting and counting platelets individually and in aggregate clumpsWARDLAW STEPHEN C·Filed 2011·Granted Nov 13, 2012·91 cites·11 claims
- 0599US8310658B2Method and apparatus for identifying reticulocytes within a blood sampleWARDLAW STEPHEN C·Filed 2011·Granted Nov 13, 2012·84 cites·19 claims
- 0699US8241572B2Disposable chamber for analyzing biologic fluidsWARDLAW STEPHEN C·Filed 2011·Granted Aug 14, 2012·64 cites·14 claims
- 0799US8221985B2Self-calibrating gradient dilution in a constituent assay and gradient dilution apparatus performed in a thin film sampleWARDLAW STEPHEN C·Filed 2009·Granted Jul 17, 2012·60 cites·12 claims
- 0899US8158434B2Method for performing counts within a biologic fluid sampleWARDLAW STEPHEN C·Filed 2010·Granted Apr 17, 2012·66 cites·16 claims
- 0999US8077296B2Method and apparatus for detecting and counting platelets individually and in aggregate clumpsWARDLAW STEPHEN C·Filed 2011·Granted Dec 13, 2011·94 cites·14 claims
- 1098US9322835B2Method and apparatus for selectively admixing reagents in a substantially undiluted biologic fluid sample analysisWARDLAW STEPHEN C·Filed 2011·Granted Apr 26, 2016·51 cites·7 claims
- 1198US8569076B2Method for serologic agglutination and other immunoassays performed in a thin film fluid sampleWARDLAW STEPHEN C·Filed 2009·Granted Oct 29, 2013·54 cites·5 claims
- 1297US9696252B2Apparatus for performing counts within a biologic fluid sampleWARDLAW STEPHEN C·Filed 2010·Granted Jul 4, 2017·37 cites·6 claims
- 1397US9199233B2Biologic fluid analysis cartridge with deflecting top panelWARDLAW STEPHEN C·Filed 2011·Granted Dec 1, 2015·51 cites·8 claims
- 1497US8467063B2Method and apparatus for determining a focal position of an imaging device adapted to image a biologic sampleWARDLAW STEPHEN C·Filed 2011·Granted Jun 18, 2013·58 cites·3 claims
- 1597US4082085ABlood constituent testing methodsWARDLAW STEPHEN C·Filed 1976·Granted Apr 4, 1978·75 cites·3 claims
- 1695US4378015AAutomatic injecting syringeWARDLAW STEPHEN C·Filed 1981·Granted Mar 29, 1983·348 cites·5 claims
- 1794US4558947AMethod and apparatus for measuring blood constituent countsWARDLAW STEPHEN C·Filed 1983·Granted Dec 17, 1985·81 cites·23 claims
- 1894US4258713AAutomatic disposable hypodermic syringeWARDLAW STEPHEN C·Filed 1979·Granted Mar 31, 1981·238 cites·8 claims
- 1993US4227528AAutomatic disposable hypodermic syringeWARDLAW STEPHEN C·Filed 1978·Granted Oct 14, 1980·242 cites·4 claims
- 2092US4077396AMaterial layer volume determinationWARDLAW STEPHEN C·Filed 1976·Granted Mar 7, 1978·168 cites·3 claims
- 2190US5064766AMethod for differentiating the source of occult gastrointestinal bleedingWARDLAW STEPHEN C·Filed 1989·Granted Nov 12, 1991·58 cites·28 claims
- 2289US4027660AMaterial layer volume determinationWARDLAW STEPHEN C·Filed 1976·Granted Jun 7, 1977·114 cites·28 claims
- 2388US5707876AMethod and apparatus for harvesting constituent layers from a centrifuged material mixtureWARDLAW STEPHEN C·Filed 1996·Granted Jan 13, 1998·209 cites·7 claims
- 2488US4567754AMeasurement of small heavy constituent layer in stratified mixtureWARDLAW STEPHEN C·Filed 1985·Granted Feb 4, 1986·68 cites·8 claims
- 2587US5251474ACentrifuged material layer measurement in an evacuated tubeWARDLAW STEPHEN C·Filed 1992·Granted Oct 12, 1993·69 cites·13 claims
- 2687US4683579AMethod and apparatus for measuring blood constituent countsWARDLAW STEPHEN C·Filed 1985·Granted Jul 28, 1987·63 cites·9 claims
- 2784US4137755AMaterial layer volume determinationWARDLAW STEPHEN C·Filed 1977·Granted Feb 6, 1979·33 cites·4 claims
- 2883US4188950ADisposable syringeWARDLAW STEPHEN C·Filed 1978·Granted Feb 19, 1980·122 cites·11 claims
- 2972US4196732AAutomatic disposable syringe and method of filling the sameWARDLAW STEPHEN C·Filed 1979·Granted Apr 8, 1980·77 cites·9 claims
- 3068US5171528ADevice for differentiating the source of occult gastro-intestinal bleedingWARDLAW STEPHEN C·Filed 1991·Granted Dec 15, 1992·25 cites·27 claims
- 3160US4266544AHypodermic syringeWARDLAW STEPHEN C·Filed 1979·Granted May 12, 1981·48 cites·8 claims
- 3257US2013209332A1Container for holding biologic fluid for analysisWARDLAW STEPHEN C·Filed 2012·Application pending·0 cites
- 3353US4808379ADevice for obtaining stool samples and detecting occult bloodWARDLAW STEPHEN C·Filed 1985·Granted Feb 28, 1989·43 cites·2 claims
- 3445US2009162940A1Specimen Analysis TubeWARDLAW STEPHEN C·Filed 2005·Application pending·0 cites
- 3542US4259012ABlood count readerWARDLAW STEPHEN C·Filed 1979·Granted Mar 31, 1981·7 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when WARDLAW STEPHEN C files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →