Average Co-Inventor Count = 3.60
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. Armstrong Cork Company (3 from 224 patents)
3 patents:
1. 4184940 - Electroforming mandrel
2. 4169017 - Method of making an electroforming mandrel
3. 4061516 - Patching technique for damaged, printed design