Karrie Hanson
33Patents
13h-index
40Co-inventors
81Inventor score
Filing activity: Aug 24, 1989 → Jul 5, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5018191A | Special service call routing | Emerging Cross-Sectional Technologies | 215 | Expired |
| US6253146A | Network-based traffic congestion notification service | Electricity | 180 | Expired |
| US5033079A | Establishment of facsimile calls | Emerging Cross-Sectional Technologies | 136 | Expired |
| US6466910B1 | Method and apparatus to provide enhanced directory assistance information in a communication network | Electricity | 28 | Expired |
| US5483235A | Stylus-based keyboard key arrangement | Electricity | 24 | Expired |
| US8674829B2 | Proximity sensor network | Physics | 23 | Active |
| US6269337A | Method and apparatus to provide enhanced directory assistance information in a communication network | Electricity | 23 | Expired |
| US5376236A | Process for etching titanium at a controllable rate | Chemistry; Metallurgy | 18 | Expired |
| US7164762B2 | Enhanced call feature service | Electricity | 17 | Expired |
| US5472516A | Process and apparatus for semiconductor device fabrication | Electricity | 17 | Expired |
| US5298117A | Etching of copper-containing devices | Electricity | 16 | Expired |
| US5578273A | Apparatus for continuously controlling the peroxide and ammonia concentration in a bath | Electricity | 15 | Expired |
| US7881449B2 | Enhanced call notification service | Electricity | 13 | Expired |
| US6493434B1 | Update of web audio messages via audio user interface | Electricity | 12 | Expired |
| US9100788B2 | Proximity sensor network | Physics | 8 | Active |
| US8893054B2 | Devices, systems, and methods for conveying gesture commands | Physics | 8 | Active |
| US8311196B2 | Automatic mute detection | Electricity | 6 | Active |
| US7664058B1 | Method and apparatus for providing spontaneous multi-way telephone conversation with inserted messaging | Electricity | 2 | Expired |
| US8451996B2 | Automatic mute detection | Electricity | 2 | Active |
| US5620558A | Etching of copper-containing devices | Electricity | 2 | Expired |
| US8218743B2 | Method and apparatus for connecting a caller previously diverted to voicemail | Electricity | 2 | Active |
| US8867721B2 | Automatic mute detection | Electricity | 2 | Active |
| US7593392B1 | Method and apparatus for providing asynchronous audio messaging | Electricity | 1 | Expired |
| US8554144B2 | Telephone dialer and methods | Electricity | 1 | Active |
| US9569333B1 | Method for retrieving information from presentations and meetings using a network | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.