Average Co-Inventor Count = 3.75
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. Sony Corporation (1 from 58,130 patents)
2. Sony Mobile Communications Ab (1 from 458 patents)
3. Atlas Copco Rock Drills Ab (1 from 110 patents)
2 patents:
1. 9094501 - Methods, systems and computer program products for collecting earpiece data from a mobile terminal
2. 8555996 - Excavator, mounting device and excavator tool