Average Co-Inventor Count = 4.00
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. Amersham International Plc (3 from 84 patents)
2. Nycomed Amersham Plc (2 from 16 patents)
3. Other (1 from 832,843 patents)
4. Amersham Pharmacia Biotech UK Limited (1 from 12 patents)
9 patents:
1. D1058536 - Headphones
2. D1010598 - Loudspeaker
3. 6132698 - Radiolabelled compound formulations containing a dye
4. 5922301 - Radiolabelled amino acid formulations stored in an unfrozen state
5. 5811072 - Radiolabeled nucleotide formulations stored in an unfrozen state
6. 5686058 - Radiolabelled nucleotide formulations stored in an unfrozen state
7. 5667763 - Radiolabelled amino acid formulations stored in an unfrozen state
8. 5494654 - Radiolabelled compound formulations
9. 5381716 - Tremolo system for stringed instruments