Average Co-Inventor Count = 3.08
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. Schafer Systems Inc. (5 from 13 patents)
5 patents:
1. 6302292 - Ticket counting dispenser
2. 6230926 - Ticket counting dispenser with ticket dispensing assembly
3. 6179525 - Floating dock section
4. 6073572 - Floating dock
5. 5873481 - Display and dispensing device with security door