Average Co-Inventor Count = 3.43
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. Kelsey-hayes Company (1 from 577 patents)
2. Lucas Automotive Gmbh (1 from 212 patents)
2 patents:
1. 7520573 - Shadow zone fault detection
2. 7248991 - Method and device for detecting a rotational speed, especially the rotational speed of the wheel of a vehicle