Assignee
MCDONALD WITHERS & HUGHES INC
US·6 granted patents·507 citations·filing 1991–1994
Top patents by PatentIndex Score
6 records- 0195US5163375AMedical wastes disposal systemMCDONALD WITHERS & HUGHES INC·Filed 1991·Granted Nov 17, 1992·62 cites·6 claims
- 0293US5323719AContaminated wastes disposal systemMCDONALD WITHERS & HUGHES INC·Filed 1992·Granted Jun 28, 1994·44 cites·3 claims
- 0371US5385105ABurnable wastes collector with liquid absorber and identifierMCDONALD WITHERS & HUGHES INC·Filed 1994·Granted Jan 31, 1995·156 cites·34 claims
- 0463US5152394APersonal use syringe dispensing and collecting systemMCDONALD WITHERS & HUGHES INC·Filed 1991·Granted Oct 6, 1992·102 cites·24 claims
- 0561US5167193AMedical wastes disposal systemMCDONALD WITHERS & HUGHES INC·Filed 1991·Granted Dec 1, 1992·96 cites·34 claims
- 0645US5259501APersonal use syringe collecting and disposing systemMCDONALD WITHERS & HUGHES INC·Filed 1991·Granted Nov 9, 1993·47 cites·27 claims
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