Average Co-Inventor Count = 2.00
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. Environmental Products Corp. (4 from 21 patents)
4 patents:
1. 5695039 - Method for determining a characteristic of a material
2. 5593017 - Method and apparatus for identifying information contained in surface
3. 5502559 - Apparatus and method for detection of material used in construction of
4. 5435445 - Method of operating a reverse vending machine