Average Co-Inventor Count = 9.00
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. The University of British Columbia (1 from 932 patents)
2. Qlt Phototherapeutics, Inc. (1 from 15 patents)
3. Ciba Vision Opthalmics (1 from 1 patent)
4. Novartis Ag (3,923 patents)
5. Qlt Inc. (35 patents)
1 patent:
1. 6043237 - Use of photodynamic therapy for prevention of secondary cataracts