Grant Leum
43Patents
8h-index
15Co-inventors
72Inventor score
Filing activity: Jan 4, 2000 → Dec 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6368043B1 | Low-profile truck leveler | Performing Operations; Transporting | 51 | Expired |
| US6773221B2 | Positive locking mechanism for a wheel-activated vehicle restraint | Performing Operations; Transporting | 41 | Expired |
| USD640854S1 | Hinged dock ramp | General | 33 | Expired |
| US7363670B2 | Formed front header for a dock leveler | Performing Operations; Transporting | 17 | Expired |
| US7670096B2 | Compound truck leveler | Performing Operations; Transporting | 14 | Active |
| US7062814B2 | Inflatable column assembly for a dock leveler | Performing Operations; Transporting | 12 | Expired |
| US7017643B2 | Guard assembly and handrail for use with overhead doors | Fixed Constructions | 11 | Expired |
| USD712112S1 | Low-profile lip extender unit for a dock ramp | General | 9 | Active |
| US9051136B2 | Mobile loading dock with adjustable leg assembly | Human Necessities | 8 | Active |
| US8869334B1 | Mobile loading dock with load-bearing frame | Performing Operations; Transporting | 8 | Active |
| US7546655B2 | Formed front header for a dock leveler | Performing Operations; Transporting | 7 | Active |
| US9260258B1 | Removable dock barrier | Fixed Constructions | 6 | Active |
| US8141189B2 | Formed front header for a dock leveler | Performing Operations; Transporting | 6 | Active |
| USD968652S1 | Swing gate for a loading dock | General | 6 | Active |
| USD813488S1 | Loading dock ramp | General | 4 | Active |
| US9688493B2 | Mobile loading dock with side extensions | Performing Operations; Transporting | 4 | Active |
| US9150369B1 | Mobile loading dock with adjustable leg assembly | Human Necessities | 4 | Active |
| US9944475B1 | Dock leveler | Performing Operations; Transporting | 3 | Active |
| US9938094B1 | Dock leveler with safety barrier | Performing Operations; Transporting | 2 | Active |
| US11511954B2 | Vehicle leveler with swing gate | Performing Operations; Transporting | 1 | Active |
| USD740962S1 | Interlocking rail barrier | General | 1 | Active |
| US10815103B1 | Vehicle leveler | Performing Operations; Transporting | 1 | Active |
| US11273999B1 | Modular loading dock with integrated leveler | Performing Operations; Transporting | 1 | Active |
| US10370207B1 | Outdoor mobile loading dock | Performing Operations; Transporting | 1 | Active |
| US10479624B2 | Dock housing | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.