Denis R. Zwink

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Batesville, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Hospital bed and mattress having a retractable foot section
- Patent number 7,523,515
- Issue date Apr 28, 2009
- Hill-Rom Services, Inc.
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hospital bed and mattress having a retractable foot section
- Patent number 7,000,272
- Issue date Feb 21, 2006
- Hill-Rom Services, Inc.
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hospital bed and matress having a retractable foot section
- Patent number 6,684,427
- Issue date Feb 3, 2004
- Hill-Rom Services, Inc.
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hospital bed and mattress having a retracting foot section
- Patent number 6,212,714
- Issue date Apr 10, 2001
- Hill-Rom, Inc.
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE