Drew Van Norman
16Patents
3h-index
4Co-inventors
53Inventor score
Filing activity: Apr 14, 2000 → May 6, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6183231A | Clean-in-place gear pump | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| USD520203S1 | Scraper blade | General | 5 | Expired |
| USD518069S1 | Pump gearbox bearing retainers and drive shafts | General | 3 | Expired |
| US7793418B2 | Mounting system and method for scraped surface heat exchanger blades | Emerging Cross-Sectional Technologies | 2 | Active |
| US6994351B2 | Mechanical seal device and method for a scraped surface heat exchanger | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| USD509226S1 | Combined pump gear box bearing retainers and drive shafts | General | 1 | Expired |
| USD516087S1 | Pump gearbox bearing retainers and drive shafts | General | 1 | Expired |
| US7325269B2 | Scraper blade interlocking attachment apparatus and method | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| USD509225S1 | Combined pump gear box bearing retainers and drive shafts | General | 0 | Expired |
| US12000403B2 | Stator saver arrangement for canned motor pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US7114552B2 | Split mutator shaft | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7563087B2 | Pump rotor seal apparatus and method | Mechanical Engineering; Lighting; Heating | 0 | Active |
| USD515760S1 | Scraper blade | General | 0 | Expired |
| USD508920S1 | Combined pump gear box bearing retainers and drive shafts | General | 0 | Expired |
| US7647666B2 | Scraper blade interlocking attachment apparatus and method | Mechanical Engineering; Lighting; Heating | 0 | Active |
| USD517090S1 | Pump gearbox bearing retainers and drive shafts | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.