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. Ciba-geigy Corporation (3 from 6,850 patents)
2. Plantorgan Werk Heinrich G. E. Christensen Kg (2 from 3 patents)
3. Plantorgan-werk Heinrich G. F. Christensen, Kg (1 from 1 patent)
4 patents:
1. 4801576 - Method of inhibiting blood clotting with desulfatohirudins
2. 4767742 - Hirudin-PA and its derivatives, process for manufacturing these and the
3. 4745177 - Desulfatohirudins, the preparation thereof and pharmaceutical
4. 4654302 - Process for the preparation of desulfatohirudins