Average Co-Inventor Count = 3.46
ph-index = 9
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. Eveready Battery Company, Inc. (14 from 1,039 patents)
2. Earthway Products, Inc. (14 from 27 patents)
3. Healthway Products Company, Inc. (2 from 4 patents)
4. Rockwell International Corporation (1 from 3,430 patents)
5. Rubbermaid Specialty Products Inc. (1 from 69 patents)
6. G.s. Blodgett Corporation (1 from 17 patents)
7. Chapman, Richard H. (0 patent)
8. Sevrey, Richard (0 patent)
9. Kendall, Jeffrey (0 patent)
10. Mcs Group, Inc. (0 patent)
33 patents:
1. 12302779 - Adaptable walk behind spreader
2. 12245539 - Particulate material dispersing apparatus with shut-off adjustment plate
3. 12120974 - Spread control mechanism
4. 10225976 - Adaptable spreader
5. D758454 - Spreader hopper
6. 9198345 - Adaptable spreader
7. 9192094 - Adaptable spreader
8. D730410 - Spreader output tray
9. D729849 - Spreader output tray
10. D729850 - Spreader output tray
11. D724105 - Spreader hopper
12. D651690 - Liquid sprayer skirt
13. D651283 - Liquid sprayer dashboard
14. D643906 - Liquid containment vessel
15. 7764045 - Battery charger