Norman John Smith
16Patents
11h-index
9Co-inventors
65Inventor score
Filing activity: Apr 14, 1975 → Nov 5, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4633110A | Motor with stator on printed circuit assembly | Electricity | 49 | Expired |
| USD536089S1 | Earplug | General | 38 | Expired |
| USD614048S1 | Container for earplugs | General | 33 | Expired |
| US5954229A | Wall mounted earplug dispenser | Physics | 29 | Expired |
| USD464469S1 | Headband with yoke | General | 25 | Expired |
| US4779330A | Method for manufacturing motor with stator on printed circuit assembly | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5732488A | Quick hitch assembly | Emerging Cross-Sectional Technologies | 17 | Expired |
| US3955319A | Horticultural sheet mulch | Human Necessities | 16 | Expired |
| USD414359S | Bottle dispenser for earplugs | General | 16 | Expired |
| US7669417B2 | Engine after-cooling system | Emerging Cross-Sectional Technologies | 12 | Active |
| USD413465S | Impeller for earplug dispenser | General | 12 | Expired |
| US4845411A | Brushless DC motor and encoding technique | Electricity | 10 | Expired |
| USD414059S | Wall holder for earplug dispenser | General | 8 | Expired |
| USD418410S | Storage container | General | 3 | Expired |
| US7690197B2 | Hydraulic fluid cooling apparatus and method | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7757487B2 | Drive apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.