Michael Raffenberg
14Patents
5h-index
25Co-inventors
66Inventor score
Filing activity: Mar 1, 2001 → Jul 15, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7309028B2 | Portable sprayer | Performing Operations; Transporting | 15 | Expired |
| US7261281B2 | Carburetor | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7673813B2 | Portable spray apparatus | Emerging Cross-Sectional Technologies | 7 | Active |
| US7979958B2 | Work apparatus | Human Necessities | 6 | Active |
| US8733318B2 | Internal combustion engine | Emerging Cross-Sectional Technologies | 5 | Active |
| US6491005B2 | Die cast metal cylinder assembly for a two-stroke engine | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6401672B2 | Internal combustion engine having a choke flap arranged in an air filter housing | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8746191B2 | Two-stroke engine having an intake arrangement | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US6491004B2 | Two-stroke engine | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6595169B2 | Internal combustion engine having adjustable CO characteristic curve | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6622681B2 | Connector between a carburetor and a cylinder of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US11713738B2 | Fuel feed unit and two-stroke engine having a fuel feed unit | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10337458B2 | Carburetor and method for operating an internal combustion engine having said carburetor | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US6523509B2 | Two-stroke engine | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.