David Tupman
74Patents
26h-index
54Co-inventors
91Inventor score
Filing activity: Sep 5, 1985 → Sep 4, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7293122B1 | Connector interface system facilitating communication between a media player and accessories | Electricity | 137 | Active |
| US7529872B1 | Communication between an accessory and a media player using a protocol with multiple lingoes | Electricity | 107 | Active |
| US7558894B1 | Method and system for controlling power provided to an accessory | Physics | 106 | Active |
| US7779185B2 | Communication between a media player and an accessory using a protocol with multiple lingoes | Electricity | 89 | Active |
| US8836502B2 | Personal media device input and output control based on associated conditions | Electricity | 89 | Active |
| US7441062B2 | Connector interface system for enabling data communication with a multi-communication device | Electricity | 76 | Expired |
| US7826318B2 | Method and system for allowing a media player to transfer digital audio to an accessory | Physics | 68 | Active |
| US7305506B1 | Method and system for transferring status information between a media player and an accessory | Electricity | 64 | Active |
| US7797471B2 | Method and system for transferring album artwork between a media player and an accessory | Electricity | 57 | Active |
| US7441058B1 | Method and system for controlling an accessory having a tuner | Electricity | 53 | Active |
| US7529870B1 | Communication between an accessory and a media player with multiple lingoes | Emerging Cross-Sectional Technologies | 51 | Active |
| US7526588B1 | Communication between an accessory and a media player using a protocol with multiple lingoes | Electricity | 51 | Active |
| US7529871B1 | Communication between an accessory and a media player with multiple protocol versions | Electricity | 45 | Active |
| US4683373A | Optical seat switch | Electricity | 43 | Expired |
| US7581119B2 | Method and system for discovering a power source on a peripheral bus | Physics | 41 | Expired |
| US7660929B2 | Connector interface system for a multi-communication device | Electricity | 39 | Active |
| US7415563B1 | Method and system for allowing a media player to determine if it supports the capabilities of an accessory | Physics | 39 | Active |
| US7673083B2 | Method and system for controlling video selection and playback in a portable media player | Electricity | 37 | Active |
| US9509829B2 | Urgent communications | Electricity | 36 | Active |
| US7590783B2 | Method and system for transferring status information between a media player and an accessory | Electricity | 35 | Active |
| US8117651B2 | Method and system for authenticating an accessory | Electricity | 35 | Active |
| US4691385A | Optical communication apparatus for a vehicle | Electricity | 35 | Expired |
| US7587540B2 | Techniques for transferring status information between an accessory and a multi-communication device | Electricity | 34 | Active |
| US8041968B2 | Power management for driving display with baseband portion when application portion is in low power mode | Emerging Cross-Sectional Technologies | 32 | Active |
| US7757026B2 | Techniques for transferring status information between an accessory and a multi-communication device | Electricity | 26 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.