Average Co-Inventor Count = 1.60
ph-index = 3
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 (3 from 14,087 patents)
2. Koninklijke Philips Corporation N.V. (1 from 21,402 patents)
4 patents:
1. 6465985 - Arrangement including means for displaying a charging state
2. 5568040 - Charging arrangement for the time-controlled charging of at least one
3. 5471016 - Apparatus having at least one battery secured to a printed circuit board
4. 4486697 - Reversing device for a two-pole single-phase synchronous motor