Average Co-Inventor Count = 1.00
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. Logitech Sa (3 from 9 patents)
3 patents:
1. D391997 - Game controller
2. D381701 - Joystick
3. D377056 - Joystick