Hyok Lee
31Patents
11h-index
35Co-inventors
75Inventor score
Filing activity: Feb 7, 1984 → Mar 31, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7017831B2 | Sprinkler system | Emerging Cross-Sectional Technologies | 49 | Expired |
| USD585251S1 | Hand pruner | General | 39 | Expired |
| US7007916B2 | Low flow valve improvement | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| USD591570S1 | Multi-function hand tool | General | 25 | Expired |
| USD595550S1 | Garden hand tool | General | 18 | Expired |
| USD585250S1 | Hand pruner | General | 18 | Expired |
| USD652272S1 | Pruner | General | 15 | Expired |
| USD606818S1 | Shovel handle | General | 14 | Expired |
| USD600984S1 | Garden hand tool | General | 13 | Expired |
| US4608894A | Adhesive tape-cutting device | Emerging Cross-Sectional Technologies | 12 | Expired |
| USD613567S1 | Shovel handle | General | 11 | Expired |
| USD603229S1 | Shovel handle | General | 10 | Expired |
| USD584582S1 | Garden hand tool | General | 10 | Expired |
| US9616437B2 | Sprinkler arc adjustment mechanism | Performing Operations; Transporting | 9 | Active |
| US5834795A | Test pattern for measuring line width of electrode and method for measuring the same | Electricity | 9 | Expired |
| USD660104S1 | Hand operated cutting tool | General | 7 | Expired |
| US7404525B2 | Nozzle base clutch | Emerging Cross-Sectional Technologies | 7 | Expired |
| USD652699S1 | Hand operated cutting tool | General | 6 | Expired |
| USD582227S1 | Garden hand tool | General | 5 | Expired |
| USD698618S1 | Hand pruner with extendable handle | General | 5 | Active |
| US10464083B2 | Sprinkler arc adjustment mechanism | Performing Operations; Transporting | 4 | Active |
| USD613146S1 | Scraper handle | General | 4 | Expired |
| US11313537B2 | Lighting fixture with reversible shroud | Mechanical Engineering; Lighting; Heating | 2 | Active |
| USD581752S1 | Garden hand tool | General | 2 | Expired |
| USD595549S1 | Garden hand tool | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.