Ferdinand Mayer
12Patents
6h-index
9Co-inventors
59Inventor score
Filing activity: Dec 28, 1992 → Jun 24, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6187179A | Outside filter, in particular for aquarium | Human Necessities | 23 | Expired |
| US5567315A | Lifting-lowering type aquarium filter | Chemistry; Metallurgy | 20 | Expired |
| US5277800A | Inner filter for aquarium | Human Necessities | 14 | Expired |
| USD428109S | Aquarium filter | General | 10 | Expired |
| USD474526S1 | Filter for an aquarium | General | 9 | Expired |
| USD716507S1 | Aquarium cleaner | General | 6 | Active |
| US5404840A | Covering device for an aquarium, terrarium or similar vivarium | Human Necessities | 5 | Expired |
| USD517644S1 | Aquarium filter | General | 3 | Expired |
| USD561406S1 | Aquarium feeder | General | 3 | Expired |
| USD687191S1 | Aquarium cleaner | General | 2 | Active |
| USD557375S1 | Aquarium filter | General | 2 | Expired |
| USD474527S1 | Holder for a filter for an aquarium | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.