Inventor · Hsinchu, TW

Cheng-Ping Chang

28Patents
6h-index
39Co-inventors
69Inventor score

Filing activity: Dec 3, 2001 → Jun 14, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7318771B2 Air-isolator fume hood Performing Operations; Transporting 28 Expired
US7337511B2 Biological hazard protection body bag Human Necessities 15 Expired
US6694892B2 Exhausting device for anatomic operation Physics 11 Expired
US7503842B2 Air curtain-assisted exhaust method and device thereof Mechanical Engineering; Lighting; Heating 8 Active
USD671082S1 Light emitting diode package General 6 Active
USD668235S1 Light emitting diode package General 6 Active
USD728493S1 Light-emitting diode lead-frame General 6 Active
US8698840B2 Method and apparatus for processing video and graphics data to create a composite output image having independent and separate layers of video and graphics display planes Electricity 3 Active
USD728492S1 Light-emitting diode package General 3 Active
USD670661S1 Light emitting diode lead-frame General 3 Active
US11270468B1 Joint color image and texture data compression Electricity 2 Active
US7819727B2 Push-pull type ventilation hood Performing Operations; Transporting 1 Active
US11109030B1 Methods and systems for image data compression Electricity 0 Active
US11335032B2 Rate controlled image and texture data compression General 0 Revoked
US12040434B2 Diode package structure and manufacturing method thereof Emerging Cross-Sectional Technologies 0 Active
US12369443B2 Diode package structure and manufacturing method thereof Emerging Cross-Sectional Technologies 0 Active
US10991855B2 White light emitting device Emerging Cross-Sectional Technologies 0 Active
US11748914B2 Rate controlled image and texture data compression Electricity 0 Active
US8038777B2 Air sterilization device with low aerosol bounce Emerging Cross-Sectional Technologies 0 Active
USD667384S1 Light emitting diode lead-frame General 0 Active
US10312421B2 White light source device Electricity 0 Active
US11734858B2 Joint pixel and texture data compression Electricity 0 Active
US11366182B2 Magnetoresistive devices and methods for forming the same Electricity 0 Active
US10429952B2 Wireless mouse Emerging Cross-Sectional Technologies 0 Active
US11670009B2 Rate controlled image and texture data compression Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.