Average Co-Inventor Count = 2.98
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. Astra Aktiebolag (3 from 271 patents)
2. Astrazeneca Ab (1 from 1,500 patents)
4 patents:
1. 8232296 - Salt 628
2. 5874063 - Pharmaceutical formulation
3. 5709884 - Process for conditioning substances
4. 5637620 - Micro formoterol particles