Dennis 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 RE43155
- Issue date Feb 7, 2012
- Hill-Rom Services, Inc.
- E. David Allen
- 005 - Beds
Information Patent Grant
Hospital bed and mattress having a retractable foot section
- Patent number 7,216,384
- Issue date May 15, 2007
- 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 6,496,993
- Issue date Dec 24, 2002
- Hill-Rom Services, Inc.
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
HOSPITAL BED AND MATTRESS HAVING A RETRACTABLE FOOT SECTION
- Publication number 20070169271
- Publication date Jul 26, 2007
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Hospital bed and matress having a retractable foot section
- Publication number 20040221391
- Publication date Nov 11, 2004
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Hospital bed and mattress having a retractable foot section
- Publication number 20030088920
- Publication date May 15, 2003
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Hospital bed and mattress having a retracting foot section
- Publication number 20010001163
- Publication date May 17, 2001
- E. David Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE