David J. Ruha
8Patents
4h-index
4Co-inventors
50Inventor score
Filing activity: Sep 11, 1986 → Mar 31, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD310012S | Hand-held sander | General | 36 | Expired |
| US5398809A | Tool kit with projecting tool handle | Performing Operations; Transporting | 15 | Expired |
| USD320921S | Wallstripper tool | General | 14 | Expired |
| US5257695A | Tool kit with projecting tool handle | Performing Operations; Transporting | 11 | Expired |
| USD823090S1 | Tool handle | General | 3 | Active |
| US10086977B2 | Holding device for fluid medium | Emerging Cross-Sectional Technologies | 2 | Active |
| US9539601B2 | Shield device with pivotable handle and method of use | Performing Operations; Transporting | 2 | Active |
| US6604881B2 | Applicator head | Fixed Constructions | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.