Inventor · disambiguated record
Denis R. Zwink
Also filed as: ZWINK DENIS R · ZWINK DENNIS R
4 granted patents·441 citations·filing 1998–2007
85Inventor score
Technology areasA61G
Top patents by PatentIndex Score
4 records- 0197US7523515B2Hospital bed and mattress having a retractable foot sectionHILL ROM SERVICES INC·Filed 2007·Granted Apr 28, 2009·73 cites·16 claims
- 0297US6684427B2Hospital bed and matress having a retractable foot sectionHILL ROM SERVICES INC·Filed 2002·Granted Feb 3, 2004·105 cites·69 claims
- 0397US6212714B1Hospital bed and mattress having a retracting foot sectionHILL ROM CO INC·Filed 1998·Granted Apr 10, 2001·162 cites·39 claims
- 0496US7000272B2Hospital bed and mattress having a retractable foot sectionHILL ROM SERVICES INC·Filed 2004·Granted Feb 21, 2006·101 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →