Average Co-Inventor Count = 5.52
ph-index = 2
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. University College Cardiff Consultants Limited (4 from 134 patents)
2. The Wellcome Foundation Limited (1 from 32 patents)
4 patents:
1. 6013807 - Antitumor tetracyclic compounds
2. 5852204 - Pyrrolo�3,2-b-!-carbazoles and 1H�1!benzothieno �2,3-f! indoles having
3. 5770598 - Heterocyclic compounds
4. 5679694 - Tetracyclic compounds, intermediates for their preparation and their use