Chris Hamilton
26Patents
16h-index
13Co-inventors
78Inventor score
Filing activity: May 15, 1989 → Mar 21, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5371787A | Machine answer detection | Electricity | 152 | Expired |
| US5404400A | Outcalling apparatus | Emerging Cross-Sectional Technologies | 102 | Expired |
| US4979214A | Method and apparatus for identifying speech in telephone signals | Electricity | 49 | Expired |
| US4932062A | Method and apparatus for frequency analysis of telephone signals | Physics | 49 | Expired |
| US5787159A | Use of caller ID information | Electricity | 48 | Expired |
| US6206403A | Snowboard strap binding | Human Necessities | 45 | Expired |
| US5638436A | Voice detection | Electricity | 36 | Expired |
| US6621514B1 | Video conferencing system | Electricity | 27 | Expired |
| US5450485A | Detecting whether a telephone line has been disconnected | Electricity | 23 | Expired |
| US6757259B1 | Control of internet based video conferencing | Electricity | 22 | Expired |
| US5218636A | Dial pulse digit detector | Electricity | 22 | Expired |
| US5914747A | Automatic control of video conference membership | Electricity | 20 | Expired |
| US5881146A | Method and apparatus for determining digits dialed using a selected algorithm | Electricity | 20 | Expired |
| US5428662A | Detecting make-break clicks on a telephone line | Electricity | 19 | Expired |
| US5450484A | Voice detection | Physics | 18 | Expired |
| US7081915B1 | Control of video conferencing using activity detection | Electricity | 16 | Expired |
| US5764759A | Call processing using previously obtained line characteristics | Electricity | 7 | Expired |
| US8150235B2 | Method of home media server control | Electricity | 2 | Active |
| US9661258B2 | Home media server control | Electricity | 0 | Active |
| US9674478B2 | Home media server control | Electricity | 0 | Active |
| US8082565B2 | Converged communication server with transaction management | Electricity | 0 | Active |
| US9674479B2 | Home media server control | Electricity | 0 | Active |
| US8555309B2 | Converged communication server with transaction management | Electricity | 0 | Active |
| US8750686B2 | Home media server control | Electricity | 0 | Active |
| US12415285B2 | Integrated mobile manipulator robot with accessory interfaces | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.