Average Co-Inventor Count = 2.00
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. U.S. Philips Corporation (4 from 14,087 patents)
2. Koninklijke Philips Corporation N.v. (1 from 21,361 patents)
5 patents:
1. 6668840 - Apparatus for hairstyling by means of steam
2. 6053181 - Instrument for styling hair
3. 5953829 - Hair styling instrument
4. 5894849 - Instrument for styling hair
5. 4712628 - Weighing element for a weighing apparatus