Average Co-Inventor Count = 1.60
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. Standard Changemakers, Inc. (4 from 6 patents)
4 patents:
1. 4618257 - Color-sensitive currency verifier
2. 4391387 - Magnetic ticket dispenser
3. 4326643 - Magnetic ticket dispenser
4. 4092990 - Vibratory coin feeder