Average Co-Inventor Count = 4.00
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. Merck Patent Gesellschaft MIT Beschrankter Haftung (3 from 1,248 patents)
2. Merck Patent Gesellschaft MIT Beschraenkter Haftung (1 from 100 patents)
4 patents:
1. 5045573 - Photoinitiators for photopolymerization of unsaturated systems
2. 4861916 - Photoinitiators for photopolymerization of unsaturated systems
3. 4496447 - Aromatic-aliphatic ketones useful as photoinitiators
4. 4374984 - Aromatic-aliphatic ketones useful as photoinitiators