Average Co-Inventor Count = 2.45
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. (6 from 21,361 patents)
6 patents:
1. D844995 - One-button toothbrush handle
2. D803571 - Tooth cleaning apparatus
3. D787674 - Tongue cleaner
4. D787068 - Refill station for toothcleaning apparatus
5. D765414 - Handle for toothbrush
6. D765416 - Nozzle for toothcleaning apparatus