Patent assignee · TW · COMPANY

Leadtek Research Inc.

24Patents
2Active
24Granted
35Portfolio score

Filing activity: Dec 30, 1997 → Nov 5, 2018

Most-cited patents

PatentTitleAreaCited byStatus
US6507888B2 SDR and DDR conversion device and associated interface card, main board and memory module interface Physics 67 Expired
US6795315B1 Cooling system Electricity 34 Expired
US6754797B2 Address converter apparatus and method to support various kinds of memory chips and application system thereof Physics 29 Expired
US6779075B2 DDR and QDR converter and interface card, motherboard and memory module interface using the same Physics 25 Expired
US6677931B2 Keyboard Physics 24 Expired
US6665002B2 Real-time video/audio quality adjustment method Electricity 22 Expired
US6392946B1 SDR and QDR converter and interface card, motherboard and memory module interface using the same Physics 19 Expired
US6989693B2 Pulse interval to voltage converter and conversion method thereof Electricity 9 Expired
US6836680B2 Detector for measuring electrocardiogram, pulse and voice sound at the same time Human Necessities 5 Expired
US6525940B1 Integrated apparatus for thermal dissipation Electricity 3 Expired
US7298742B2 Network address conversion system and the method thereof Electricity 3 Expired
USD534937S1 Ceiling camera General 2 Expired
US10666001B2 Charging plug and charging structure Electricity 2 Active
US7286721B2 Fast edge-oriented image interpolation algorithm Physics 2 Expired
US6553451B2 Memory command converter and application system Physics 2 Expired
US8504065B2 System and method for tracking a mobile telecommunication apparatus Electricity 2 Active
US7000059B2 Integrated PCI interface card and bus system thereof Physics 2 Expired
US7062035B2 Community dialing circuit apparatus for pots phone and IP phone Electricity 2 Expired
US7116349B1 Method of videophone data transmission Electricity 1 Expired
US6104376A Equipment for outputting video images to a computer screen Physics 1 Expired
US6894927B2 Data writing and reading methods for flash memories and circuitry thereof Physics 0 Expired
US6307274A Power generator for a digital cassette cartridge Physics 0 Expired
US6567874B1 Signal switch apparatus Physics 0 Expired
US6751511B1 Electronic recording device Physics 0 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.