Individual holder
SPANN DONALD C
13 granted patents·996 citations·filing 1974–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
13 records- 0198US4214326ABody positioner and protection apparatusSPANN DONALD C·Filed 1979·Granted Jul 29, 1980·184 cites·6 claims
- 0297US4418514AOrthopedic support package and methodSPANN DONALD C·Filed 1981·Granted Dec 6, 1983·109 cites·9 claims
- 0395US4233700AVentilated body positionerSPANN DONALD C·Filed 1979·Granted Nov 18, 1980·88 cites·5 claims
- 0494US3946451ALimb supportSPANN DONALD C·Filed 1974·Granted Mar 30, 1976·118 cites·1 claims
- 0592US3931654ALeg positionerSPANN DONALD C·Filed 1974·Granted Jan 13, 1976·81 cites·3 claims
- 0688USD269917SHoushold cleaning mopSPANN DONALD C·Filed 1980·Granted Jul 26, 1983·24 cites·1 claims
- 0788US3939829ARestraining cuffSPANN DONALD C·Filed 1974·Granted Feb 24, 1976·60 cites·2 claims
- 0883US4185813ASurgical body positionerSPANN DONALD C·Filed 1978·Granted Jan 29, 1980·53 cites·20 claims
- 0977US3938205ABody positionerSPANN DONALD C·Filed 1974·Granted Feb 17, 1976·79 cites·1 claims
- 1076US4135504AOrthopedic supportSPANN DONALD C·Filed 1977·Granted Jan 23, 1979·79 cites·6 claims
- 1169US4108170APatient support strapSPANN DONALD C·Filed 1977·Granted Aug 22, 1978·60 cites·1 claims
- 1255US4327714ADisposable orthopedic supportSPANN DONALD C·Filed 1979·Granted May 4, 1982·36 cites·11 claims
- 1346US4433678ADisposable orthopedic supportSPANN DONALD C·Filed 1981·Granted Feb 28, 1984·25 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →