Average Co-Inventor Count = 4.44
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. Qinetiq Limited (2 from 562 patents)
2 patents:
1. 6692797 - Photoactive pentaerythritol derivatives and orientation layers
2. 6653499 - Photoactive propane derivatives and orientation layers