Average Co-Inventor Count = 1.20
ph-index = 2
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. Umc Industries, Inc. (2 from 76 patents)
2. Other (1 from 832,961 patents)
3 patents:
1. 4410077 - Coin handling apparatus with coin retardation feature
2. 4186531 - Fascia-protecting drip-diverting device
3. 3939952 - Control for a vendor including card retention means