Average Co-Inventor Count = 2.00
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. Akg Akustische U. Kino-gerate Gesellschaft M.b.h. (1 from 49 patents)
1 patent:
1. 4718415 - Breathing mask having a transducer movable parts coupled to a speaking