Average Co-Inventor Count = 2.40
ph-index = 3
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. Andersen Corporation (2 from 261 patents)
3 patents:
1. D501094 - Pinch grip hanger
2. 5566507 - Double-hung tilting sash type window system
3. 5544450 - Double-hung tilting sash type window system