Average Co-Inventor Count = 2.00
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. Protex International Corporation (2 from 21 patents)
2 patents:
1. 5561417 - Security device for merchandise and the like
2. 5543782 - Security device for merchandise and the like