Average Co-Inventor Count = 1.96
ph-index = 7
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. Binney & Smith Inc. (8 from 134 patents)
2. Crayola Llc. (131 patents)
8 patents:
1. 6565275 - Marker with eraser
2. 6505984 - Crayon with eraser
3. 5533900 - Stencil holder and kit and method of making an image
4. D360894 - Writing surface and enclosure for supplies
5. D360649 - Writing surface and enclosure for supplies
6. D356822 - Stencil holder
7. D356334 - Writing surfaces and container for supplies
8. 5388689 - Writing surfaces and container for supplies