Average Co-Inventor Count = 1.50
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 (2 from 832,812 patents)
2 patents:
1. 4864148 - Device for determining and monitoring changes in the position of shafts
2. 4725738 - Device for detecting changes in the relative position of separately