Average Co-Inventor Count = 4.00
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. Heraeus Quarzglas Gmbh & Co Kg (1 from 229 patents)
2. Heraeus Conamic UK Limited (1 from 2 patents)
1 patent:
1. 11878937 - Purification of quartz powders by removal of microparticles of refractory materials