Average Co-Inventor Count = 5.00
ph-index = 4
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. University of California (4 from 15,502 patents)
2. Cygnus Therapeutic Systems (3 from 23 patents)
3. Cygnus, Inc. (1 from 75 patents)
4 patents:
1. 5636632 - Ultrasound-enhanced sampling of materials through the skin
2. 5323769 - Ultrasound-enhanced delivery of materials into and through the skin
3. 5231975 - Ultrasound-enhanced delivery of materials into and through the skin
4. 5115805 - Ultrasound-enhanced delivery of materials into and through the skin