Delta Tech LLC
10Patents
1Active
10Granted
35Portfolio score
Filing activity: May 27, 1981 → Feb 2, 2021
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4747538A | Water wall | Mechanical Engineering; Lighting; Heating | 71 | Expired |
| US5580410A | Pre-conditioning a substrate for accelerated dispersed dye sublimation printing | Performing Operations; Transporting | 45 | Expired |
| US4454029A | Agricultural product sorting | Performing Operations; Transporting | 39 | Expired |
| US4697709A | Sorter for agricultural products | Performing Operations; Transporting | 21 | Expired |
| US4878582A | Multi-channel bichromatic product sorter | Performing Operations; Transporting | 20 | Expired |
| US6252188A | Sorter for agricultural products | Performing Operations; Transporting | 17 | Expired |
| US5179474A | Viewer for a sorting machine | Physics | 14 | Expired |
| US5197159A | Cleaning apparatus for product sorter viewing window | Performing Operations; Transporting | 5 | Expired |
| US5193782A | Ejector for sorting machine | Performing Operations; Transporting | 2 | Expired |
| US11262790B1 | Low-profile smart mirror with backside mount | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.