John G. Korpi
22Patents
11h-index
14Co-inventors
68Inventor score
Filing activity: Jan 30, 1987 → Jun 13, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5679918A | Interior armor for passenger vehicles | Mechanical Engineering; Lighting; Heating | 68 | Expired |
| US5857730A | Low visibility armor structure with add-on window armor component | Mechanical Engineering; Lighting; Heating | 48 | Expired |
| US5576508A | Extendable armor | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US5387047A | Double eccentric fastener device | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4733596A | Add-on missile container for military vehicles | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5517734A | Quick fastener | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6254194A | Thermal signature reduction cover for hub and wheel | Performing Operations; Transporting | 13 | Expired |
| US7093909B1 | Visual and thermal shield system | Performing Operations; Transporting | 13 | Expired |
| US5141299A | Road wheel with integral wear plate | Performing Operations; Transporting | 12 | Expired |
| US5636911A | Double drive sprocket | Performing Operations; Transporting | 12 | Expired |
| US6092827A | Towing pintle extender device | Performing Operations; Transporting | 11 | Expired |
| US6640929B2 | Truck tailgate auxiliary ladder | Fixed Constructions | 9 | Expired |
| US5292217A | Quick fastener | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5592898A | Lane marker | Fixed Constructions | 8 | Expired |
| US5700122A | Quick tightening fastener | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5058858A | Security drain plug for armor and the like | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US5967190A | Tail pipe protector | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6290313A | Track end connector | Performing Operations; Transporting | 2 | Expired |
| US5957495A | Vehicle exhaust orientation assembly | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6935214B2 | Noback bolt | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US7060178B2 | Universal single element filter test fixture | Performing Operations; Transporting | 0 | Expired |
| US5417514A | Lane marker | Fixed Constructions | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.