Average Co-Inventor Count = 5.46
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. Astra Aktiebolag (1 from 271 patents)
2. Leiras Oy (1 from 40 patents)
2 patents:
1. 6286506 - Inhalation device
2. 5785053 - Inserter for the positioning of an intrauterine device