Average Co-Inventor Count = 4.36
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Hill-rom, Inc. (2 from 129 patents)
2 patents:
1. 6185769 - Resident transfer chair
2. 6154899 - Resident transfer chair