Average Co-Inventor Count = 2.00
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. Robert Boschgmbh (2 from 29,302 patents)
2 patents:
1. 6581830 - Card reader with multiple chip cards slot opening
2. 6112997 - Chip card and chip card reader