Average Co-Inventor Count = 2.67
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. Airport Technology in Scandinavia Ab (3 from 6 patents)
2. Airport Technology in Scandinavia (1 from 1 patent)
4 patents:
1. 6573840 - Supervision and control of airport lighting and ground movements
2. 5426429 - Supervision and control of airport lighting and ground movements
3. 5243340 - Supervision and control of airport lighting and ground movements
4. 5239236 - Field lighting network with a distributed control system