Average Co-Inventor Count = 2.40
ph-index = 1
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. Tom Tom International B.v. (1 from 253 patents)
2. Tomtom Navigation B.v. (1 from 77 patents)
2 patents:
1. 9534916 - Navigation device and method for emphasizing a map route
2. 9329046 - Methods and systems generating driver workload data