Hans Gebert
15Patents
10h-index
34Co-inventors
72Inventor score
Filing activity: Mar 25, 1982 → Dec 13, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6706181B1 | Liquid filter, especially an oil filter | Mechanical Engineering; Lighting; Heating | 49 | Expired |
| US5589060A | Filter for liquids, in particular internal-combustion engine lubricant oils | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6936169B2 | Liquid filter, especially an oil filter | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US6368506B1 | Ring encasement with clamps for zigzag fold paper | Performing Operations; Transporting | 22 | Expired |
| US6835305B1 | Liquid filter, especially an oil filter | Performing Operations; Transporting | 21 | Expired |
| US5698097A | Oil filter including replaceable primary and secondary flow filter elements | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4522652A | Machine base and process for manufacture thereof | Chemistry; Metallurgy | 11 | Expired |
| US6585894B1 | Ring-shaped filter element including an annular end plate and a foamed elastic sealing ring | Performing Operations; Transporting | 11 | Expired |
| US4422790A | Connecting means for filter cartridges | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6833066B2 | Liquid filter, especially oil filter | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6872304B1 | Ring filter element comprising a plug for, in particular, a lubricating oil filter of an internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6505641B1 | Device for an arrangement inside a fuel tank for supplying and filtering fuel | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6974538B2 | Fuel filter for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6619256B2 | Piston engine | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7896942B2 | Plate-shaped filter insert | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.