Average Co-Inventor Count = 1.50
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. Rockwood Manufacturing Company (5 from 7 patents)
2. Other (1 from 832,761 patents)
6 patents:
1. D659507 - Anti-vandal plate
2. D511083 - Door pull
3. D495236 - Push bar bracket
4. 5934023 - Door hardware protection device
5. 5867941 - Panic bar protection device
6. 3994043 - Door bumper