Average Co-Inventor Count = 1.33
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. Other (2 from 832,812 patents)
2. Environmentally Smart Products, Inc. (2 from 2 patents)
4 patents:
1. 8387745 - Stethoscope cover
2. 8042646 - Stethoscope cover
3. 5899141 - Method of crushing an oil filter
4. 5857407 - Oil filter crusher