Thomas Walker
11Patents
7h-index
3Co-inventors
59Inventor score
Filing activity: Oct 1, 1986 → Sep 27, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD300970S | Paint brush holder | General | 28 | Expired |
| USD806796S1 | Drawing tool | General | 17 | Active |
| USD749173S1 | Drawing tool | General | 14 | Active |
| USD789453S1 | Drawing tool | General | 13 | Active |
| USD350425S | Painter's bucket | General | 12 | Expired |
| USD855700S1 | Drawing tool | General | 8 | Active |
| USD839349S1 | 3D pen | General | 7 | Active |
| USD834089S1 | Drawing tool | General | 6 | Active |
| US10040235B2 | Extrusion device for three-dimensional drawing | Performing Operations; Transporting | 2 | Active |
| US10391693B2 | Distribution of driving pressure about a filament's circumference in an extrusion device | Performing Operations; Transporting | 1 | Active |
| US6471272B1 | Forearm-mounted trowel assembly | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.