Cellnet Data Systems, Inc.
🏢 View company profile →12Patents
0Active
12Granted
37Portfolio score
Filing activity: Jan 9, 1992 → Jul 30, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6195018A | Metering system | Electricity | 282 | Expired |
| US6163276A | System for remote data collection | Electricity | 171 | Expired |
| US6100816A | Utility meter adapter | Emerging Cross-Sectional Technologies | 108 | Expired |
| US5604768A | Frequency synchronized bidirectional radio system | Electricity | 80 | Expired |
| US6047016A | Processing a spread spectrum signal in a frequency adjustable system | Electricity | 79 | Expired |
| US5377232A | Frequency synchronized bidirectional radio system | Electricity | 76 | Expired |
| US6181258A | Receiver capable of parallel demodulation of messages | Electricity | 68 | Expired |
| US6178197A | Frequency discrimination in a spread spectrum signal processing system | Electricity | 63 | Expired |
| US5661750A | Direct sequence spread spectrum system | Electricity | 59 | Expired |
| US6263009A | Acquiring a spread spectrum signal | Electricity | 53 | Expired |
| US6452986B1 | Detector tolerant of frequency misalignment | Electricity | 50 | Expired |
| US6456644B1 | Bandpass correlation of a spread spectrum signal | Electricity | 50 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.