Inventor · disambiguated record
Donald C. Spann
Also filed as: SHERRY DOROTHY · SPANN DONALD C
23 granted patents·2,019 citations·filing 1974–1994
98Inventor score
Top patents by PatentIndex Score
23 records- 0198US5025519AMulti-section mattress overlay for systematized pressure dispersionSPAN AMERICA MEDICAL SYST·Filed 1989·Granted Jun 25, 1991·184 cites·22 claims
- 0298US4603445ASupport pad and method of manufactureSPAN AMERICA MEDICAL SYST·Filed 1983·Granted Aug 5, 1986·150 cites·2 claims
- 0398US4214326ABody positioner and protection apparatusSPANN DONALD C·Filed 1979·Granted Jul 29, 1980·184 cites·6 claims
- 0497US4700447ASupport pad and method of manufactureSPAN AMERICA MEDICAL SYST·Filed 1986·Granted Oct 20, 1987·113 cites·16 claims
- 0597US4418514AOrthopedic support package and methodSPANN DONALD C·Filed 1981·Granted Dec 6, 1983·109 cites·9 claims
- 0696US5580504AMethod of making a mattress overlaySPAN AMERICA MEDICAL SYST·Filed 1994·Granted Dec 3, 1996·83 cites·30 claims
- 0795US4862538AMulti-section mattress overlay for systematized pressure dispersionSPAN AMERICA MEDICAL SYST·Filed 1988·Granted Sep 5, 1989·113 cites·18 claims
- 0895US4233700AVentilated body positionerSPANN DONALD C·Filed 1979·Granted Nov 18, 1980·88 cites·5 claims
- 0994US5252278AMethod of making a mattress overlaySPAN AMERICA MEDICAL SYST·Filed 1991·Granted Oct 12, 1993·123 cites·37 claims
- 1094US3946451ALimb supportSPANN DONALD C·Filed 1974·Granted Mar 30, 1976·118 cites·1 claims
- 1193US4210317AApparatus for supporting and positioning the arm and shoulderSHERRY DOROTHY·Filed 1979·Granted Jul 1, 1980·112 cites·12 claims
- 1292US3931654ALeg positionerSPANN DONALD C·Filed 1974·Granted Jan 13, 1976·81 cites·3 claims
- 1388USD269917SHoushold cleaning mopSPANN DONALD C·Filed 1980·Granted Jul 26, 1983·24 cites·1 claims
- 1488US3939829ARestraining cuffSPANN DONALD C·Filed 1974·Granted Feb 24, 1976·60 cites·2 claims
- 1583US4185813ASurgical body positionerSPANN DONALD C·Filed 1978·Granted Jan 29, 1980·53 cites·20 claims
- 1677US3938205ABody positionerSPANN DONALD C·Filed 1974·Granted Feb 17, 1976·79 cites·1 claims
- 1776US4135504AOrthopedic supportSPANN DONALD C·Filed 1977·Granted Jan 23, 1979·79 cites·6 claims
- 1873US4482138ABody positionerSPAN AMERICA MEDICAL SYST·Filed 1979·Granted Nov 13, 1984·36 cites·6 claims
- 1969US4108170APatient support strapSPANN DONALD C·Filed 1977·Granted Aug 22, 1978·60 cites·1 claims
- 2066US4573456AFoam body supportSPAN AMERICA MEDICAL SYST·Filed 1985·Granted Mar 4, 1986·70 cites·1 claims
- 2164US4471952ASurgical body positioner and disposable topperSPAN AMERICA MEDICAL SYST·Filed 1981·Granted Sep 18, 1984·39 cites·11 claims
- 2255US4327714ADisposable orthopedic supportSPANN DONALD C·Filed 1979·Granted May 4, 1982·36 cites·11 claims
- 2346US4433678ADisposable orthopedic supportSPANN DONALD C·Filed 1981·Granted Feb 28, 1984·25 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →