Average Co-Inventor Count = 2.63
ph-index = 14
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. Other (8 from 832,812 patents)
2. Specialty Products of Greenwood, Missouri, Inc. (6 from 24 patents)
3. Robert D. Newman/specialty Products of Greenwood, Missouri, Inc. (1 from 1 patent)
18 patents:
1. 7066511 - Non-conductive extension pole
2. 6779235 - Universal tool handle configured for various extension pole connectors
3. 6681438 - Paint roller frame with shiftable arm
4. D482202 - Paint edger with horizontal and vertical guide wheels
5. 6553628 - Universal tool handle configured for various extension pole connectors
6. 6519800 - Paint roller frame with shiftable arm
7. 6497007 - Universal tool handle configured for various extension pole connectors
8. 6453777 - Non-metallic three-section extension pole having bulb changer
9. D459587 - Paint roller frame with shiftable arm
10. D457003 - Tool handle
11. 6349451 - Universal tool handle configured for various extension pole connectors
12. D447874 - Tool handle
13. 6151747 - Brush bumper
14. 5921905 - Adjustable roller holder with rack and pinion gear mechanism
15. 5743577 - Extension handle apparatus