Average Co-Inventor Count = 2.67
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. Other (1 from 832,891 patents)
2. Dräger Safety Ag & Co. Kgaa (1 from 6 patents)
2 patents:
1. 6591459 - Device for fastening eyeglasses
2. 6415786 - Container for a respirator