U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Examiner: Hwu, Davis


Primary examiner statistics: 759 patents; average approval time: 758 days
Assistant examiner statistics: 312 patents; average approval time: 694 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8181710 Tube-end device for fire extinguishment
8181888 Method to assemble wash liquid spray nozzles for a pulp mat
8176953 Device to dispense fluid products into a container and relative m...
8177140 Method and apparatus for driving, shaping, and carrying fluids
RE43334 Apparatus to control fluid flow rates
8162240 Actor device for an injector and injector
8162234 Nozzle arrangement for creating a water jet
8157190 Air atomizing type coating apparatus
8157192 Fluid activated nozzle
8151838 Liquid dispensing system
8146840 Electrostatic painting method and apparatus
8141798 High velocity low pressure emitter with deflector having closed e...
8141797 Rotary atomizer for particulate paints
8141601 Manual filling aid with push button fill
8141793 Gel air freshener and method of unsealing such gel air freshener
8136742 Telescoping pop-up sprinkler
8136743 Rotary drive sprinkler with flow control and shut off valve in no...
8132740 Gas dynamic spray gun
8132744 Miniature aerosol jet and aerosol jet array
8128009 Fuel injection valve
8127804 Device and method for the dilution and preparation of antiblastic...
8128006 Apparatus and method for dispensing flavoring substance
8122969 Low pressure, extended coverage, fire protection sprinkler
8118108 Combustion process stopper
8118069 Method for loading liquid, liquid container and head cartridge
8113443 Rotary sprinkler
8109449 Outlet nozzle
8109300 Fuel transferring system and method of use
8104693 Multilayer piezoelectric element, injection device and fuel injec...
8104694 Air spray gun
8104696 Rotary spray nozzle for spray guns
8100299 Counter-mounted viscous liquid dispenser and mounting system
8100191 Vapour explosion chamber
8100155 End piece for the filling of a tank
8100348 Device for generating microspheres from a fluid, method of inject...
8087435 Turbulent flow control device for fuel filler pipe
8087596 Device and method for metering media
8087597 Spray gun structure
8087467 Compact pendant sprinkler head
8082611 Portable washing device

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
6691790 Fire-suppression sprinkler system and method for installation and...
6648240 Apparatus to control fluid flow rates
6588684 Fluid injector for tank cleaning
6581694 Method and system for controlling the supply of nitrogen to elect...
6575384 Fuel injector with a control rod controlled by the fuel pressure ...
6572033 Module for dispensing controlled patterns of liquid material and ...
6571882 Fire fighting vehicle and equipment
6572031 Air-assisted, low pressure spray equipment having an improved spr...
6568609 Modular fuel injector having an integral or interchangeable inlet...
6568606 Fuel injection valve for internal combustion engines
6568608 Water sprinkler head with integral off-on water flow control valv...
6565019 Modular fuel injector having a snap-on orifice disk retainer and ...
6565018 Shower flow control device
6561438 Foam generating nozzle assembly
6561437 Water and fertilizer dispenser
6561435 Injector for an injection system of an internal combustion engine
6557786 Method for producing a high pressure fuel accumulator
6554210 Fluid and air nozzle and method for cleaning vehicle lenses
6554209 Combination hose nozzle and lawn sprinkler
6554206 Apparatus and method for applying sprayed fluid to a moving web
6550699 Solenoid valve and fuel injector using same
6550690 Modular fuel injector having interchangeable armature assemblies ...
6550696 Integrated fuel injection and mixing system with impingement cool...
6547166 Pattern adjustable flow nozzle
6547167 Fluid dispense tips
6547157 Method and device for making snow
6543707 Modular fuel injector having a lift set sleeve
6540029 Deflagration and explosion suppression and isolation apparatus fo...
6540155 Automatic spray dispenser
6540162 Methods and apparatus for decreasing combustor emissions with spr...
6540164 Apparatus for spreading granular material, especially for the tre...
6536681 Modular fuel injector having a surface treatment on an impact sur...
6536533 Low pressure actuator for dry sprinkler system
6533195 Variable angle airless nozzle and dispensing method
6533191 Water projection device, system, and method for projecting water
6533189 Method and apparatus for spraying truck bed liners
6527205 Agricultural particulate material delivery system
6523760 Modular fuel injector having interchangeable armature assemblies ...
6523761 Modular fuel injector having an integral or interchangeable inlet...
6523762 Micromechanically produced nozzle for producing reproducible drop...
 
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