Average Co-Inventor Count = 8.00
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. Rite-hite Holding Corporation (3 from 361 patents)
3 patents:
1. 8453705 - Vertically movable door with safety barrier
2. 7832451 - Vertically movable door with safety barrier
3. 7775252 - Vertically movable door with safety barrier