Average Co-Inventor Count = 2.57
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. Prestone Products Corporation (2 from 62 patents)
2. Hand Tool Design Corporation (1 from 50 patents)
3 patents:
1. 6036391 - Hand-held applicator for applying a cleaning or polishing solution to a
2. D416112 - Hand-held applicator for applying a cleaning or polishing solution to a
3. D415403 - Holder for hex keys