Average Co-Inventor Count = 1.80
ph-index = 3
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. Trimble Navigation Limited (3 from 1,186 patents)
3 patents:
1. 5704583 - Range pole data collector holder
2. D386152 - Hand-held survey data collector
3. D385564 - Housing for an automatic GPS receiver