Average Co-Inventor Count = 1.50
ph-index = 3
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. Saint-gobain Vitrage (3 from 420 patents)
3 patents:
1. 4954306 - Method and device for the manufacture of a sheet of polyvinylbutyral
2. 4436575 - Device for manufacturing a heating glass plate
3. 4395622 - Transparent heating pane