Average Co-Inventor Count = 1.54
ph-index = 5
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. Philip Morris Products S.a. (4 from 1,295 patents)
2. Logitech Europe S.a. (1 from 1,199 patents)
5 patents:
1. D826895 - Headphones
2. D734250 - Charging units
3. D734251 - Charging units
4. D700739 - Charging unit assembly
5. D700738 - Charging unit assembly