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

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Patent No. 5823386

Reward Candy Dispenser for Personal Computers

A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.

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Examiner: Tran, Dzung


Primary examiner statistics: 182 patents; average approval time: 183 days
Assistant examiner statistics: 121 patents; average approval time: 121 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8180222 Point-to-multipoint high data rate delivery from optical node in ...
8175464 Chromatic dispersion compensation system and method
8175454 Fault locator for long haul transmission system
8160446 Methods and systems to stabilize an optical network against nodal...
8155537 Optical receiver circuit and optical coupling device
8155536 Optical transceiver IC
8155529 Forward discrete/inverse-discrete Fourier transform device and me...
8155528 Authentication modes for an optical transceiver module
8155524 Method and apparatus for transmitting multiple channels in a wave...
8150267 Optical interconnect
8150271 Active tuning of temporal dispersion in an ultrashort pulse laser...
8145054 Single-fiber protection in telecommunications networks
8139954 System and method for reducing memory requirements for electrical...
8135273 Systems and methods of optical path protection for distributed an...
8131153 Power line communication system using hybrid-fiber coaxial and co...
8121489 Optical transmitting and receiving system
8121487 System and method for free space micro machined optical bench
8116623 Multi-ring network operating method and system
8111999 Inter-transceiver module communication for firmware upgrade
8111991 N-way broadcast / narrowcast combiner
8107824 Passive optical network system and communication method therefor
8107825 Apparatus and method for support of dimming in visible light comm...
8103172 Distributable quantum relay architecture
8103174 Transmission network having an optical receiver that utilizes dua...
8098997 Optical modulator and optical transmitter
8098996 Adaptable duobinary generating filters, transmitters, systems and...
8098998 Optical transmitter
8098995 Optical signal synchronization sampling apparatus and method, and...
8095008 Systems and methods for a multiple-input, multiple-output control...
8090268 Long-distance synchronous transmission method using optical fiber
8090262 Service handover method, optical network system, handover equipme...
8090264 Architecture for enabling network centric communications, sensing...
8081884 Rate adjustable differential phase shift key (DPSK) modulation
8081875 Wavelength switch
8081878 Remote control capture and transport
8078063 Monolithic power monitor and wavelength detector
8078060 Optical synchronization system for femtosecond X-ray sources
8073340 Distortion compensation circuit including one or more phase inver...
8064776 Dispersion tolerant optical system and method
8059967 Optical pulse generator and optical pulse tester

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7443520 Imaging device configuration pages
7319679 Method for reducing the latency during the transmission of inform...
7286466 Multicarrier systems
7274699 Method for setting masks for message filtering
7062178 Photodetector array and optical branching filter using the array
7058308 Method for communicating multimedia data between electronic devic...
7046934 Optical communication system using a high altitude tethered ballo...
7031609 Optical add-drop multiplexer
7020400 Multi-wavelength optical communication system
7020402 Crosstalk compensation engine for reducing signal crosstalk effec...
7016610 Self-adjusting optical add-drop multiplexer and optical networks ...
7006769 Method for optical fiber communication, and device and system for...
6999685 Polarized light communication device, transmitter, laser, polariz...
6983108 Optical switching apparatus and optical transmission apparatus
6983109 Metropolitan networks based on fiber and free space access distri...
6978093 Free space optical communication network
6973269 Metropolitan networks based on fiber and free space access distri...
6970654 Optical signal generator
6965738 Chromatic dispersion compensation system and method
6961524 WDM channel equalization in add/drop-capable optical networks
6961522 Automatic raman gain and tilt control for ultra-long-distance den...
6947669 Generic optical routing information base support
6944399 Methods of signal substitution for maintenance of amplifier satur...
6941072 Compact optical multiplexer/demultiplexer
6934478 Bidirectional optical communication device and bidirectional opti...
6925264 Optical transmitter and optical transmitting apparatus using the ...
6917763 Technique for verifying fiber connectivity in a photonic network
6915075 Protection of WDM-channels
6915081 PLL circuit and optical communication reception apparatus
6909850 Method and arrangement for establishing a connection between sate...
6907195 Terminals having sub-band substitute signal control in optical co...
6904240 Optical multiplexing apparatus and optical multiplexing method
6901223 Optical transmitter and optical transmitting apparatus using the ...
6898377 Method and apparatus for calibration of light-modulating array
6885822 Wavelength and filter arrangement for WDM networks
6873795 Apparatus for detecting peaks of wavelength-division-multiplexed ...
6868233 Wavelength agile optical transponder for bi-directional, single f...
6865346 Fiber optic transceiver
6865345 Frequency translating devices and frequency translating measureme...
6859624 Laser diode optical transmitter for TDMA system with fast enable ...
 
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