Daniel Walker
10Patents
4h-index
5Co-inventors
53Inventor score
Filing activity: Mar 3, 2002 → Aug 9, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7934698B2 | Powered rope ascender and portable rope pulling device | Human Necessities | 8 | Active |
| US7261278B2 | Powered rope ascender and portable rope pulling device | Performing Operations; Transporting | 7 | Expired |
| US9427606B2 | Descent assist device for powered ascenders | Performing Operations; Transporting | 7 | Active |
| US7581715B2 | Powered rope ascender and portable rope pulling device | Performing Operations; Transporting | 4 | Active |
| US7360349B2 | Adjustable saddle | Performing Operations; Transporting | 4 | Expired |
| US9222307B2 | Locking joint for collapsible ladders and other structures | Fixed Constructions | 3 | Active |
| US9879480B2 | Locking joint for collapsible ladders and other structures | Fixed Constructions | 2 | Active |
| US10322504B2 | Tool for use with shipping containers and methods of using the same | Performing Operations; Transporting | 1 | Active |
| US10584018B2 | Descent assist device for powered ascenders | Performing Operations; Transporting | 0 | Active |
| USD1083148S1 | Ladder coupling | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.