Average Co-Inventor Count = 1.12
ph-index = 6
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 21,402 patents)
2. Cernium Corporation (1 from 12 patents)
7 patents:
1. D759383 - Brush head for electric toothbrush
2. D759380 - Brush head in color
3. D759381 - Electric toothbrush
4. D759382 - Handle for electric toothbrush
5. D749851 - Panel display for toothbrush handle
6. D747609 - Brush head in color
7. D660899 - Camera