Average Co-Inventor Count = 2.67
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. Other (1 from 832,961 patents)
2. Ferno-Washington, Inc. (1 from 151 patents)
2 patents:
1. 7930118 - Electricity energy monitor
2. 5060637 - Disposable cervical collar