Average Co-Inventor Count = 1.20
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. St. Charles Manufacturing Co. (2 from 10 patents)
2. Milton Industries, Inc. (1 from 21 patents)
3 patents:
1. 4474288 - Check-out counter system
2. 4401189 - Start/stop control system for conveyor means
3. 3996957 - Inflator valve with pressure gauge and safety regulator