Savi Technology, Inc.
65Patents
39Active
65Granted
52Portfolio score
Filing activity: May 27, 1993 → Feb 29, 2016 · 33 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8514082B2 | Asset monitoring and tracking system | Physics | 227 | Active |
| US5528232A | Method and apparatus for locating items | Physics | 170 | Expired |
| US6720888B2 | Method and apparatus for tracking mobile devices using tags | Physics | 156 | Expired |
| US6542114B1 | Method and apparatus for tracking items using dual frequency tags | Physics | 150 | Expired |
| US6940392B2 | Method and apparatus for varying signals transmitted by a tag | Physics | 136 | Expired |
| US6765484B2 | Method and apparatus for supplying commands to a tag | Physics | 130 | Expired |
| US7136832B2 | Supply chain visibility for real-time tracking of goods | Physics | 129 | Expired |
| US6747558B1 | Method and apparatus for providing container security with a tag | Physics | 112 | Expired |
| US7196622B2 | State monitoring of a container | Physics | 85 | Expired |
| US6052093A | Small omni-directional, slot antenna | Electricity | 81 | Expired |
| US6750771B1 | Antenna system and method for reading low frequency tags | Physics | 65 | Expired |
| US7386404B2 | Method and apparatus for monitoring battery discharge state | Physics | 53 | Expired |
| US7538672B2 | Method and apparatus for capacitive sensing of door position | Physics | 52 | Active |
| US7129837B2 | Continuous security state tracking for intermodal containers transported through a global supply chain | Physics | 50 | Expired |
| US8314704B2 | Asset tracking using alternative sources of position fix data | Physics | 37 | Active |
| US8334773B2 | Asset monitoring and tracking system | Physics | 32 | Active |
| US5485166A | Efficient electrically small loop antenna with a planar base element | Electricity | 31 | Expired |
| US7911182B2 | Method and apparatus for detecting a battery voltage | Physics | 31 | Expired |
| US7317387B1 | Method and apparatus for increased container security | Performing Operations; Transporting | 24 | Expired |
| US7436298B2 | Container security and monitoring | Performing Operations; Transporting | 23 | Expired |
| US7768392B1 | Received signal strength location determination of low frequency tags | Physics | 21 | Active |
| US7315246B2 | Security and monitoring for containers | Performing Operations; Transporting | 19 | Expired |
| US8456302B2 | Wireless tracking and monitoring electronic seal | Physics | 18 | Active |
| US8111141B1 | Received signal strength distance determination of low frequency tags | Electricity | 17 | Active |
| US7541942B2 | Method and apparatus for processing signpost signals received by a tag | Physics | 14 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.