Demco NV
9Patents
1Active
9Granted
30Portfolio score
Filing activity: Jan 30, 1980 → Jun 22, 2010
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4249388A | Automatic liquid ice system | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US4480536A | Broccoli bunching and cutting apparatus | Performing Operations; Transporting | 28 | Expired |
| US4280884A | Method and apparatus for recovery of silver employing an electrolytic cell having improved solution movement | Chemistry; Metallurgy | 18 | Expired |
| US4532774A | Portable field site pre-cooling apparatus | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4425768A | Icing apparatus for pallet supported cartons | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| USD509249S1 | Book carrier organizer tray | General | 13 | Expired |
| US4833897A | Salt-free liquid ice manufacturing apparatus | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| USD275958S | Portable ice plant | General | 5 | Expired |
| US8833156B2 | Method and device for determining a rheological transition level | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.