Average Co-Inventor Count = 2.18
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. Ciba-geigy Corporation (4 from 6,858 patents)
4 patents:
1. 4992488 - Glass fibre-reinforced epoxide resin moulding composition and its use
2. 4161580 - Thermosetting mixtures of polyimide beta-amino crotonic acid derivative
3. 4089845 - Thermosetting mixtures which are stable on storage from polyimide and .beta
4. 4026864 - Process for the manufacture of aminoplast and phenoplast moulding