Average Co-Inventor Count = 2.22
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. Megabios Corporation (5 from 11 patents)
5 patents:
1. 5958894 - Amphiphilic biguanide derivatives
2. 5776908 - Amphiphilic derivatives of piperazine
3. 5736395 - Amphiphilic imidazolinium derivatives
4. 5705655 - Amphiphilic nitrogen containing imidazolinium derivative compounds and
5. 5665879 - Amphiphilic derivatives of piperazine