Average Co-Inventor Count = 4.00
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. North American Scientific, Inc. (1 from 9 patents)
2. Portola Medical, Inc. (1 from 5 patents)
2 patents:
1. 8157717 - Expandable brachytherapy device with constant radiation source spacing
2. 7357770 - Expandable brachytherapy device with constant radiation source spacing