Average Co-Inventor Count = 2.00
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. Hansa Medical Products, Inc. (2 from 27 patents)
2 patents:
1. 8707956 - Endotracheal tube having outer and inner cannulae
2. 7987851 - Valved fenestrated tracheotomy tube having outer and inner cannulae