DigiCOURSE, LLC
13Patents
5Active
13Granted
42Portfolio score
Filing activity: Aug 25, 1975 → Feb 7, 2025
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4112424A | Alphanumeric display system | Physics | 92 | Expired |
| US4912684A | Seismic streamer communication system | Physics | 41 | Expired |
| US5105548A | Apparatus and method for determining azimuth, pitch and roll | Physics | 22 | Expired |
| US4843865A | Method of calibrating a compass heading | Physics | 17 | Expired |
| US5010653A | Apparatus and method for determining azimuth, pitch and roll | Physics | 8 | Expired |
| US4032222A | Controlled reflection readout for digital displays | Physics | 8 | Expired |
| US4235523A | Controlled reflection readout for displays | Physics | 4 | Expired |
| US11940796B2 | Control system for steerable towed marine equipment | Physics | 1 | Active |
| US12043356B2 | Control system for steerable towed marine equipment | Physics | 0 | Active |
| US12422492B1 | Battery management system for marine seismic devices | Physics | 0 | Active |
| US11878771B2 | Bi-directional foil system for towed marine cable array | Performing Operations; Transporting | 0 | Active |
| US12320940B1 | Acoustic transducer for towed seismic pinger | Physics | 0 | Active |
| USRE29033E | Alphanumeric display system | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.