Inventor · San Diego, CA, US

Duong La

17Patents
13h-index
21Co-inventors
78Inventor score

Filing activity: Jul 1, 1986 → Jan 14, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4771295A Thermal ink jet pen body construction having improved ink storage and feed capability Physics 541 Expired
US5711989A Computer controlled method for dispensing viscous fluid Emerging Cross-Sectional Technologies 119 Expired
US5025271A Thin film resistor type thermal ink pen using a form storage ink supply Physics 106 Expired
US5320250A Method for rapid dispensing of minute quantities of viscous material Emerging Cross-Sectional Technologies 105 Expired
US5906682A Flip chip underfill system and method Electricity 102 Expired
US5505777A Computer controlled viscous fluid dispensing system Emerging Cross-Sectional Technologies 99 Expired
US4806106A Interconnect lead frame for thermal ink jet printhead and methods of manufacture Emerging Cross-Sectional Technologies 53 Expired
US5913455A Apparatus for rapid dispensing of minute quantities of viscous material Emerging Cross-Sectional Technologies 45 Expired
US4967933A Method and apparatus for dispensing viscous materials Performing Operations; Transporting 35 Expired
US5465879A Disposable nozzle assembly for high speed viscous material droplet dispenser Performing Operations; Transporting 34 Expired
US5141165A Spray gun with five axis movement Electricity 29 Expired
US6541304B1 Method of dispensing a viscous material Electricity 23 Expired
US8757511B2 Viscous non-contact jetting method and apparatus Performing Operations; Transporting 17 Active
US9254642B2 Control method and apparatus for dispensing high-quality drops of high-viscosity material Performing Operations; Transporting 10 Active
USD325218S Ink-jet cartridge General 7 Expired
US9457372B2 Viscous non-contact jetting method and apparatus Performing Operations; Transporting 1 Active
US10099238B2 Control method and apparatus for dispensing high-quality drops of high-viscosity materials Performing Operations; Transporting 0 Active

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