Average Co-Inventor Count = 2.81
ph-index = 4
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. Van Mark Products Corporation (11 from 17 patents)
11 patents:
1. 8371541 - Portable tool stand
2. 7707781 - Gutter cap assembly and bracket
3. 7500375 - Apparatus for forming a gutter cap
4. D527858 - Magnetic nail sweeper
5. 6854314 - Sheet metal tool stand
6. 6755067 - Trim stock scoring tool
7. 6644158 - Work table
8. 6435460 - Portable tool support stand
9. 6233995 - Forming tool for a bending brake
10. D437864 - Portable bending brake stand
11. 6000268 - Multifunction machine for modifying material in a bending brake