Maxs AG
28Patents
1Active
28Granted
35Portfolio score
Filing activity: Nov 24, 1975 → Nov 7, 2006 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4048397A | Method and apparatus for interconnecting stacked electrodes of batteries | Emerging Cross-Sectional Technologies | 61 | Expired |
| USD396603S | Permanent tea filter | General | 59 | Expired |
| US4374026A | Basket filter | Performing Operations; Transporting | 50 | Expired |
| US5425754A | Infrared radiation lamp apparatus having a cuvette positioned in its optical path and a method for using the same | Human Necessities | 45 | Expired |
| USD289726S | Combined coffee making filter and drip stand | General | 45 | Expired |
| US6332704A | Shaker for foaming dairy products | Performing Operations; Transporting | 33 | Expired |
| US6192786A | Espresso brewing head unit | Human Necessities | 32 | Expired |
| US5913962A | Espresso brewing-head unit | Human Necessities | 26 | Expired |
| US4231876A | Reusable coffee filter | Human Necessities | 22 | Expired |
| US5590581A | Assembly kit for a filter coffee maker | Human Necessities | 21 | Expired |
| USD341992S | Coffee filter device | General | 20 | Expired |
| US5824218A | Permanent espresso filter insert | Human Necessities | 16 | Expired |
| USD250445S | Combined coffee filter and support base | General | 15 | Expired |
| US5715741A | Pot-shaped permanent filter insert | Human Necessities | 14 | Expired |
| US4255265A | Reusable coffee filter | Human Necessities | 12 | Expired |
| US5837035A | Method and apparatus for electrostatically precipitating impurities, such as suspended matter or the like, from a gas flow | Performing Operations; Transporting | 11 | Expired |
| US4476776A | Centrifuge cage for a coffee centrifuge | Performing Operations; Transporting | 9 | Expired |
| US4740303A | Metal filter foil | Performing Operations; Transporting | 9 | Expired |
| US4939374A | Irradiation device | Human Necessities | 7 | Expired |
| USD363349S | Radiation instrument | General | 5 | Expired |
| US5213849A | Method of producing a flat, reinforced article with micro-openings | Physics | 5 | Expired |
| US5898530A | Radiation apparatus | Human Necessities | 5 | Expired |
| US4256585A | Coffee filter with drip tray | Human Necessities | 5 | Expired |
| US4070955A | Coffee filter | Human Necessities | 4 | Expired |
| US5240587A | Method of producing a filter material | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.