Average Co-Inventor Count = 2.40
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. Roehm Gmbh Chemische Fabrik (2 from 96 patents)
2 patents:
1. 5621028 - Light-scattering translucent polymethacrylate molded articles with good
2. 5387634 - Tinted plexiglass with organic pigments