Average Co-Inventor Count = 4.80
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. Crayola Llc. (4 from 130 patents)
4 patents:
1. 11813887 - Wicking nib device and system
2. 11746235 - Two part silicone moldable eraser
3. 11472219 - Wicking nib device and system
4. 11279165 - Ink-based marking device having a multi-component nib structure