Average Co-Inventor Count = 2.11
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. (3 from 21,376 patents)
2. Koninklijke Phillips Electronics N.v. (1 from 56 patents)
4 patents:
1. 7310513 - Hand-ear user interface for hand-held device
2. 6978127 - Hand-ear user interface for hand-held device
3. 6933432 - Media player with 'DJ' mode
4. 6494381 - Cooling fan in sync with audio output level