Average Co-Inventor Count = 3.43
ph-index = 4
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. Koninklijke Philips Corporation N.V. (4 from 21,384 patents)
4 patents:
1. D697203 - Nasal mask assembly
2. D684257 - Forehead pad assembly for a nasal mask assembly
3. D682419 - Cushion for a nasal mask assembly
4. D679809 - Headgear clip for a nasal mask assembly