Patent assignee · TW · COMPANY

Chi Mei Optoelectronics Corp.

280Patents
106Active
280Granted
49Portfolio score

Filing activity: May 27, 1999 → Nov 2, 2012 · 103 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6433488B1 OLED active driving system with current feedback Physics 250 Expired
US7358941B2 Image display apparatus using current-controlled light emitting element Physics 173 Expired
US6809718B2 TFT-LCD capable of adjusting its light source Physics 99 Expired
US6861789B2 Back light unit including a diffuser with various diffusion effects Physics 94 Expired
US6218221A Thin film transistor with a multi-metal structure and a method of manufacturing the same Electricity 83 Expired
US6486606B1 Driving circuit of thin-film transistor electroluminescent display and the operation method thereof Physics 56 Expired
US6454414B1 Device for image output and input Electricity 54 Expired
US6424397B1 Method of forming wide-viewing angle liquid crystal display Physics 49 Expired
US6414675B1 Personal computer system having wake-up functionality controlled by a CD control panel Physics 42 Expired
US6878467B2 Organic electro-luminescence element used in a display device Emerging Cross-Sectional Technologies 41 Expired
US6836070B2 Organic electro-luminescent display and method of sealing the same Electricity 41 Expired
US7199768B2 Display apparatus controlling brightness of current-controlled light emitting element Physics 40 Expired
US7719623B2 Liquid crystal display panel and manufacturing method thereof Physics 34 Active
US6456353B1 Display driver integrated circuit module Physics 34 Expired
US7612749B2 Driving circuits for displays Electricity 30 Expired
US7499133B2 Multi-domain vertical alignment liquid crystal display device Physics 29 Active
US6722773B2 Illuminating device and tube-like lamp thereof Physics 25 Expired
US7535532B2 Display having structures to regulate orientation of liquid crystal molecules in which gap between protrusions on a first substrate and slits with jagged notches at a pixel electrode on a second substrate is greater than or equal to 30 .mu.m Physics 24 Active
US6869636B2 Method of evaporating film used in an organic electro-luminescent display Electricity 22 Expired
US7268484B2 Image display device Electricity 21 Expired
US6674496B2 Liquid crystal display device Physics 20 Expired
US6801268B2 Structure-reinforced bezel for flat panel display Physics 19 Expired
US6982690B2 Display apparatus with a driving circuit in which every three adjacent pixels are coupled to the same data line Physics 19 Expired
US6753935B2 Liquid crystal display element with a defect repairing function Physics 19 Expired
US7316496B2 Planar light source device Electricity 18 Active

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