Average Co-Inventor Count = 7.00
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. Mannesmann Aktiengesellschaft (2 from 1,150 patents)
2. Krautkrämer Gmbh & Co. (2 from 17 patents)
2 patents:
1. 5473943 - Ultrasonic test device
2. 5228343 - Ultrasound testing device for the non-destructive testing of workpieces