Average Co-Inventor Count = 1.00
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. Cubic Automatic Revenue Collection Group (3 from 9 patents)
2. Cubic-western Data (1 from 39 patents)
4 patents:
1. 5333410 - Controllable barrier system for preventing unpaid admission to a
2. 5072543 - Turnstile mechanism
3. 5056261 - Turnstile system
4. 4732375 - Apparatus for handling strip-like media