Average Co-Inventor Count = 3.00
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. International Research & Development Corporation (1 from 9 patents)
2. Richardson & Associates, Ltd. (1 from 2 patents)
2 patents:
1. 4925516 - Method of making a device for cleaning electric knives
2. 4852200 - Device for cleaning electric knives