Zero Zone, Inc.
11Patents
8Active
11Granted
43Portfolio score
Filing activity: Mar 22, 2000 → Oct 14, 2016 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7377118B2 | Refrigerant tracking/leak detection system and method | Mechanical Engineering; Lighting; Heating | 31 | Active |
| US6272876A | Display freezer having evaporator unit | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US6240739A | Display refrigerator evaporator cover | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7231783B2 | Oil control system for a refrigeration system | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US9974398B2 | Door closer mechanism for display case | Fixed Constructions | 3 | Active |
| US7640758B2 | Refrigerant tracking/leak detection system and method | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US7475565B2 | Refrigeration system including a side-load sub-cooler | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9962014B2 | Holder for a refrigerated case | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9394736B2 | Door closer mechanism for display case | Fixed Constructions | 0 | Active |
| US9901189B2 | Air duct for refrigeration case | Human Necessities | 0 | Active |
| US10182666B2 | Frameless refrigerated case | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.