Average Co-Inventor Count = 2.29
ph-index = 1
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. Werner Co. (3 from 217 patents)
2. Weber-stephen Products LLC (1 from 225 patents)
4 patents:
1. 12312865 - Interlocking ladders and components thereof
2. 12163379 - Extension ladder with groove box rails and method
3. 11834908 - Interlocking ladders and components thereof
4. 10610054 - Ash catcher and support clip for grills