Average Co-Inventor Count = 3.43
ph-index = 1
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. Other (1 from 832,891 patents)
2. Dräger Aerospace Gmbh (1 from 2 patents)
2 patents:
1. 6651660 - Apparatus for supplying respiratory gas to a parachute jumper
2. 6442767 - Safety helmet