Average Co-Inventor Count = 3.75
ph-index = 1
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. California Institute of Technology (2 from 4,547 patents)
2. Facebook, Inc. (1 from 5,341 patents)
3. Eth Zuerich (1 from 16 patents)
2 patents:
1. 10497227 - Haptic devices using structured metasurfaces
2. 10128439 - Reprogrammable phononic metasurfaces