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

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Examiner: Nguyen, Tu M.


Primary examiner statistics: 65 patents; average approval time: 75 days
Assistant examiner statistics: 50 patents; average approval time: 1711 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8069649 Exhaust emission purifying apparatus for engine
8042325 Adapting indicated engine torque during regeneration of a diesel ...
8001770 Exhaust system for an internal combustion engine
7533522 Method and apparatus for adding a reactant to an exhaust gas from...
7461504 Method and system for controlling temperatures of exhaust gases e...
7458206 Exhaust gas purification system of internal combustion engine
7458204 Dosing pump assembly
7448203 Exhaust gas decontamination system and method of exhaust gas deco...
7448201 Honeycomb body and method for treating a fluid
7430854 Air fuel ratio controller for internal combustion engine for stop...
7421837 Control method for an exhaust gas purification system and an exha...
7409823 Method and apparatus for delivery of supplemental material to an ...
7401462 Control strategy for lean NOx trap regeneration
7398644 System and method for reducing NOx emissions in an apparatus havi...
7389639 Water recovery and purification
7380396 Method for protecting an exhaust aftertreatment system
7377102 Device and method for heating exhaust gas
7377101 Plasma fuel converter NOx adsorber system for exhaust aftertreatm...
7373128 Inter-cellular interference cancellation
7370470 Method for increasing the exhaust gas temperature of internal com...
7370474 Exhaust gas purifying equipment for a diesel engine
7367183 Internal combustion engine with a fuel reformer and ammonia gener...
7367182 Exhaust emission control device for an internal combustion engine
7367180 System and method for controlling valve timing of an engine with ...
7356988 Method for controlling the temperature of a catalyst and multicyl...
7356987 Exhaust gas recirculation system having an electrostatic precipit...
7350349 Method and device of a particle filter for an exhaust system, sil...
7340887 Method for monitoring a particle filter
7325394 System and method for desulfating a NOx trap
7325392 Control system for catalytic processes
7319875 Method for interior-space/exterior-space detection of a response ...
7313913 Exhaust gas purification system of internal combustion engine
7308254 Wireless electronic couponing technique
7299623 Method for controlling exhaust gas temperature and space velocity...
7296401 Device for purifying the exhaust gas of an internal combustion en...
7293407 Method for operating a diesel engine
7287373 Exhaust pipe collecting structure of multiple cylinder engine and...
7284370 Positioning control apparatus
7284367 Control apparatus of internal combustion engine
7284368 Computer device to control operation during catalyst desulfurizat...

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7403795 Telephone network edge node device and method for bridging and pr...
7392030 Cell phone antenna switching circuit and antenna switching method
7383018 Satellite television system ground station having wideband multi-...
7367359 Proportional micromechanical valve
7349664 Communication system and method thereof
7341129 Double-sided door braking equipment for a operator
7325661 Hydraulic front fork with lockout function
7325659 Drum brake
7308279 Dynamic power level control on transmitted messages in a wireless...
7293634 Hydraulic vehicle shock absorber
7295849 Vehicle two way remote communication system
7292873 Method and apparatus for regulating base station ACK/NAK message ...
7289779 Method for calibrating the frequency of an RF oscillator in a mob...
7283849 Assembly comprising a mobile telephone
7280823 Method and apparatus for determining the context of a handheld de...
7277674 Data monitoring system and method using a single time axis with t...
7274929 Power management within a wireless communication system
7270222 Externally adjustable internal bypass shock absorber
7269433 Scheduling of synchronization operation on a mobile device based ...
7266382 Method and apparatus for decreasing perceived push-to-talk call s...
7266343 Method of and system for providing identification of a piece of i...
7260380 Storing and synchronizing data on a removable storage medium
7260371 Programmable modulation index for transponder
7254420 Hands-free device
7254417 Car-safe messaging interfaces for interactive pagers and related ...
7251492 Frequency reuse scheme for downlink power channels in a sectorize...
7248901 Arrangement for handling a communication device
7244000 By wire control of braking and acceleration
7245874 Infrastructure for telephony network
7242956 Rapid channel quality based power control for high speed channels
7242926 Communication device and communication system
7236738 Multicast control systems and methods for dynamic, adaptive time,...
7231228 System and method for voice/data messaging application
7225001 System and method for distributed noise suppression
7224985 Antenna segment system
7224936 Portable communication device operable as a relay device only whe...
7221903 Communications terminal device allowing content reception and voi...
7218948 Method of transmitting pilot tones in a multi-sector cell, includ...
7218954 LPA shelf and LPA type switching method for a mobile communicatio...
7218945 Transmission power controlling method and base station apparatus
 
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