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. Carl-zeiss-stiftung (2 from 702 patents)
2 patents:
1. 5786936 - Image stabilizing device
2. 5731896 - Microscope