Average Co-Inventor Count = 2.25
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. Tom Tom International B.v. (3 from 254 patents)
2. Tomtom Navigation B.v. (78 patents)
3 patents:
1. 9194708 - Navigation device and method for display of position in text readable form
2. 8600668 - Navigation device and method for display of position in text readible form
3. 8135538 - Navigation system