Average Co-Inventor Count = 3.00
ph-index = 3
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. Pharmacia Ab (1 from 184 patents)
2. Pharmacia & Upjohn Ab (1 from 76 patents)
3. Pharmetrix Corporation (1 from 20 patents)
3 patents:
1. 5721257 - Method and therapeutic system for smoking cessation
2. 5593684 - Method and therapeutic system for smoking cessation
3. 5362496 - Method and therapeutic system for smoking cessation