Michael P. Leonhardt
15Patents
7h-index
11Co-inventors
63Inventor score
Filing activity: Sep 9, 1992 → Apr 22, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6068384A | Lighting system | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US7182547B1 | Bollard lamp | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7806550B2 | In-grade lighting system | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US7325998B2 | Bollard lamp | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US7690816B2 | LED lighting system | Emerging Cross-Sectional Technologies | 11 | Active |
| USD607592S1 | Combined bollard and light fixture | General | 9 | Expired |
| USD377531S | Hexagonal vertical jet mound | General | 7 | Expired |
| US8783916B2 | Steplight | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8753030B2 | Mounting knuckle | Emerging Cross-Sectional Technologies | 5 | Active |
| USD376432S | Triangular vertical jet mound | General | 5 | Expired |
| USD572397S1 | Combined bollard and light fixture | General | 5 | Expired |
| US7077598B1 | Bollard and method of mounting | Fixed Constructions | 4 | Expired |
| US8313208B2 | In-grade lighting system | Mechanical Engineering; Lighting; Heating | 4 | Active |
| USD375165S | Ellipsiodal vertical jet mound | General | 4 | Expired |
| US9845928B1 | In-ground lighting with external optics aiming system | Mechanical Engineering; Lighting; Heating | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.