Don Mitchell
24Patents
8h-index
13Co-inventors
72Inventor score
Filing activity: Mar 25, 1977 → Jan 12, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4506108A | Copper body power hybrid package and method of manufacture | Emerging Cross-Sectional Technologies | 73 | Expired |
| US6193692A | Verres needle with high flow adaptor | Human Necessities | 39 | Expired |
| US7933385B2 | Emergency alert for voice over internet protocol (VoIP) | Electricity | 33 | Active |
| US4222629A | Fiber optic connector assembly | Physics | 30 | Expired |
| US4164464A | Sample concentrator | Physics | 28 | Expired |
| US8774171B2 | SS7 ANSI-41 to SIP based call signaling conversion gateway for wireless VoIP E911 | Electricity | 22 | Active |
| US8228897B2 | SS7 ANSI-41 to SIP based call signaling conversion gateway for wireless VoIP E911 | Electricity | 21 | Active |
| US4159933A | Sample concentrator | Emerging Cross-Sectional Technologies | 14 | Expired |
| US8208461B2 | SS7 MAP/Lg+ to SIP based call signaling conversion gateway for wireless VoIP E911 | Electricity | 6 | Active |
| US8090341B2 | Integrated services user part (ISUP) /session initiation protocol (SIP) gateway for unlicensed mobile access (UMA) emergency services call flow | Electricity | 4 | Active |
| US9374696B2 | Automated proximate location association mechanism for wireless emergency services | Electricity | 4 | Active |
| US8185567B2 | Location aware content using presence information data formation with location object (PIDF-LO) | Electricity | 4 | Active |
| US9087132B2 | Location aware content using presence information data formation with location object (PIDF-LO) | Electricity | 2 | Active |
| US9357078B2 | SS7 ISUP to SIP based call signaling conversion gateway for wireless VolP E911 | Electricity | 2 | Active |
| US7852834B2 | Temporary ENUM gateway | Electricity | 2 | Expired |
| US8155109B2 | SS7 ISUP to SIP based call signaling conversion gateway for wireless VoIP E911 | Electricity | 1 | Active |
| US9197450B2 | SS7 MAP/Lg+ to sip based call signaling conversion gateway for wireless VoIP | Electricity | 0 | Active |
| US8489064B2 | Integrated services user part (ISUP)/session initiation protocol (SIP) gateway for unlicensed mobile access (UMA) emergency services call flow | Electricity | 0 | Active |
| US8954029B2 | Integrated services user part (ISUP)/ session initiation protocol (SIP) gateway for unlicensed mobile access (UMA) emergency services call flow | Electricity | 0 | Active |
| US9344578B2 | SS7 ANSI-41 to SIP based call signaling conversion gateway for wireless VoIP E911 | Electricity | 0 | Active |
| US8644302B2 | Temporary ENUM gateway | Electricity | 0 | Active |
| US9407774B2 | Temporary enum gateway | Electricity | 0 | Active |
| US8971314B2 | SS7 ANSI-41 to SIP based call signaling conversion gateway for wireless VoIP E911 | Electricity | 0 | Active |
| US9390615B2 | Emergency alert for voice over internet protocol (VoIP) | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.