Average Co-Inventor Count = 4.00
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. Tapco International Corporation (4 from 161 patents)
4 patents:
1. D548063 - Storm shutter rail
2. D546975 - Storm shutter stile
3. D541954 - Storm shutter stile
4. D541140 - Storm shutter track