David Drew Morris
20Patents
11h-index
7Co-inventors
68Inventor score
Filing activity: Oct 17, 1990 → Jan 16, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6304698A | Conduit insert for optical fiber cable | Electricity | 62 | Expired |
| US6718100B2 | Fire resistant conduit insert for optical fiber cable | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6876797B2 | Fire resistant conduit insert for optical fiber cable | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7085458B2 | Fire resistant conduit insert for optical fiber cable | Emerging Cross-Sectional Technologies | 22 | Expired |
| USD334717S | Chalk line marker | General | 22 | Expired |
| US6421485B2 | Conduit insert for optical fiber cable | Electricity | 22 | Expired |
| US7799997B2 | Innerduct structure having increased flexibility | Physics | 21 | Active |
| US7085455B2 | Conduit insert for optical fiber cable | Electricity | 19 | Expired |
| US7754971B2 | Detectable pull tape | Electricity | 18 | Active |
| US7319802B2 | Conduit insert for optical fiber cable | Electricity | 16 | Active |
| US7174074B2 | Conduit insert for optical fiber cable | Electricity | 14 | Active |
| US6671440B2 | Conduit insert for optical fiber cable | Electricity | 10 | Expired |
| US9362725B2 | Electromagnetic shielded sleeve | Textiles; Paper | 10 | Active |
| US6383959B1 | Fabric for diverting air flow in an automotive air conditioning system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10870931B2 | Woven textile fabric and innerduct having multiple-inserted filling yarns | Textiles; Paper | 3 | Active |
| US9314981B2 | Divided conduit extrusion die and method with joining features | Performing Operations; Transporting | 1 | Active |
| US9242419B2 | Divided conduit extrusion die and method | Performing Operations; Transporting | 1 | Active |
| US10947078B2 | Winding system for elongated elements | Performing Operations; Transporting | 0 | Active |
| US10239248B2 | Fabric and die design for divided conduit | Performing Operations; Transporting | 0 | Active |
| US10594126B2 | Process for forming a divided conduit | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.