Average Co-Inventor Count = 2.64
ph-index = 5
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. (17 from 214 patents)
18 patents:
1. 12398597 - Ladder and ladder top
2. 12392197 - Ladder, top and method
3. 12134936 - Composite rung for a ladder
4. 12110742 - Ladder with wide rung
5. 12084918 - Tri-foot, ladder and method
6. 11834907 - End cap with grip and rag holder
7. 11486199 - Ladder, end cap and method
8. D935053 - Ladder
9. 10876355 - Ladder, wide rung and method
10. D905869 - Ladder top
11. 10760335 - Composite rung for a ladder and method
12. 10689908 - End cap with grip and rag holder
13. 10612303 - Ladder leveler and method
14. 10612305 - Ladder, Top and Method
15. 10590703 - Ladder, top and method