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

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Examiner: Tran, Thuy Vinh


Primary examiner statistics: 691 patents; average approval time: 691 days
Assistant examiner statistics: 846 patents; average approval time: 846 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8115409 Driving circuit and method of backlight module
8113684 Fluorescent lamp support
8115414 LED driver with segmented dynamic headroom control
8110970 Light-emitting devices utilizing gaseous sulfur compounds
8106604 LED driver with dynamic power management
8102125 Apparatus and methods for reducing the power consumption of fluor...
8102122 System and apparatus for cathodoluminescent lighting
8102127 Hybrid gas discharge lamp-LED lighting system
8102107 Light-emitting devices having excited sulfur medium by inductivel...
8098018 Pulse dimming circuit and the method thereof
8096673 Auto-controlling power saving system for solar energy street lamp...
8098015 Lamp operation device and image display device
8093839 Method and apparatus for driving CCFL at low burst duty cycle rat...
8089213 LED fluorescent lamp
8087798 Light source with optimized electrical, optical, and economical p...
8084954 Lamp driving circuit
8084953 Changing power input to a gas discharge lamp
8086490 Systems and methods of using a lighting system to enhance brand r...
8084956 Apparatus and method for automatically trimming an output paramet...
8084952 Method and system to detect zero current conditions in an electro...
8080948 Apparatus and method for trimming an output parameter of an elect...
8080942 System and method for electronic adaptive front-lighting
8076857 Display devices with ambient light sensing
8072147 Lighting and/or signalling device for a vehicle, associated with ...
8063574 Light emitting diode illuminating device
8058812 Buck-mode boost converter with regulated output current
8058808 Light emitting display device and driving method thereof
8053923 Light-emitting diode lighting apparatus and vehicle light lightin...
8049432 Measurement circuit for an electronic ballast
8049430 Electronic ballast having a partially self-oscillating inverter c...
8044600 Brightness-adjustable LED driving circuit
8044603 Light emitting diode driving device and light system
8040079 Peak detection with digital conversion
8035308 Software controlled electronic dimming ballast
8035315 LED driver with feedback calibration
8035623 User interface with proximity sensing
8029158 System in package high power highly efficient diode lamp
8026772 Microwave generator having at least two spark gaps connected in s...
8018160 Magnetron having a feature for collecting material lost from a ca...
8018741 Adjusting for conductor loss to regulate constant output voltage ...

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7034468 Charge-controlled driving circuit for plasma display panel
7028811 Vehicle lifting platform
7025177 Elevator system without machine
7017713 Stacker crane
7000736 Elevator pit set assembly
6997287 Elevator emergency stopping device
6991070 Elevator guide assembly system
6988593 Elevator governor
6981575 Concrete rail safety device for an elevator car
6966408 Autobalance roping and drive arrangement
6945364 Elevator roller guide and rail assembly
6935466 Lift pin alignment and operation methods and apparatus
6923612 Load-handling system and telescopic arm therefor
6882114 Plasma display panel
6866124 Vehicle lift having diagonally offset support columns
6863159 Vehicle lifting platform
6854564 Elevator system
6851909 Lateral cross-cabinet access for horizontal storage library
6851521 Emergency unlocking device at shaft doors of elevators
6851519 Elevator with drive unit mounted in a superior lateral section of...
6848543 Single wall interface traction elevator
6845849 Height adjustment clip for an elevator door
6845848 Vehicle lift with adjustable outriggers
6840351 Control device for a lifting platform
6837340 Compensation weights and elevator systems
6830132 Brake device for elevator
6830133 Connector brackets
6820725 Safety brake assembly
6820726 Traction enhanced controlled pressure flexible flat tension membe...
6817449 Vehicle lifting device
6814188 Scissors-type lift table
6814187 System for detecting liquid in an inground lift
6811000 Volumetric operating system for vehicle lifts
6811369 Semiconductor fabrication apparatus, pod carry apparatus, pod car...
6812645 Inductively powered lamp assembly
6808356 Device for carrying article into and from container, method for i...
6809480 Electron-beam apparatus and image forming apparatus
6805222 Method and apparatus for adjusting steering angle for elevator sh...
6805223 Device for blocking a safety brake for lift equipment
6802396 Double deck elevator with adjustable floor height
 
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