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: Kim, Peter B.


Primary examiner statistics: 304 patents; average approval time: 306 days
Assistant examiner statistics: 201 patents; average approval time: 999 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
7663735 Microlithographic projection exposure apparatus with immersion pr...
RE40774 Positioning device with a vibration-free object table, and lithog...
7474382 Method for determining focus deviation amount in pattern exposure...
7463336 Device manufacturing method and apparatus with applied electric f...
7463333 Multi-exposure lithography system providing increased overlay acc...
7460208 Lithographic apparatus and device manufacturing method
7456933 Method for improving the imaging properties of a projection objec...
7450218 Semiconductor manufacturing scanner having reticle masking device...
7443483 Systems and methods for fluid flow control in an immersion lithog...
7436490 Exposure apparatus using blaze type diffraction grating to diffra...
7430036 Maskless exposure apparatus using optical modulator, and method f...
7428039 Method and apparatus for providing uniform illumination of a mask...
7426017 Focus test mask, focus measurement method and exposure apparatus
7426014 Dynamic fluid control system for immersion lithography
7426018 Lithographic apparatus, illumination system and filter system
7423729 Method of monitoring the light integrator of a photolithography s...
7423724 Exposure apparatus and device manufacturing method
7420655 Reticle-carrying container
7420654 Method of varying dimensions of a substrate during nano-scale man...
7420651 Immersion exposure technique
7417710 Lithographic apparatus and device manufacturing method
7417714 Stage assembly with measurement system initialization, vibration ...
7414701 Method and systems for total focus deviation adjustments on maskl...
7411658 Lithographic apparatus and device manufacturing method
7411656 Optically polarizing retardation arrangement, and a microlithogra...
7408622 Illumination system and polarizer for a microlithographic project...
7408621 Projection exposure system
7403261 Lithographic apparatus and device manufacturing method
7397538 Radiation system and lithographic apparatus
7397535 Lithographic apparatus and device manufacturing method
7397539 Transfer apparatus for transferring an object, lithographic appar...
7394525 Exchangeable object handling apparatus, lithographic apparatus in...
7391499 Lithographic apparatus and device manufacturing method
7391498 Technique of suppressing influence of contamination of exposure a...
7391502 Lithographic apparatus, device manufacturing method, and method o...
7388652 Wave front sensor with grey filter and lithographic apparatus com...
7382438 Lithographic apparatus and device manufacturing method
7379157 Exposure apparatus and method for manufacturing device
7379152 Exposure apparatus and exposure method
7375800 Non-contact pneumatic transfer for stages with small motion

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7072023 Position detection apparatus having a plurality of detection sect...
7050143 Camera system with computer language interpreter
6809802 Substrate attracting and holding system for use in exposure appar...
6788387 Lithographic objective having a first lens group including only l...
6771353 Exposure apparatus and method, device manufacturing method, and d...
6724461 Method and apparatus for reading images using correction conditio...
6710853 Phase grating focus monitor using overlay technique
6710847 Exposure method and exposure apparatus
6707532 Projection exposure apparatus
6678038 Apparatus and methods for detecting tool-induced shift in microli...
6674510 Off-axis levelling in lithographic projection apparatus
6665053 Supporting system in exposure apparatus
6665052 Illumination optical system and projection exposure apparatus
6654099 Scanning exposure apparatus, scanning exposure method and mask
6650836 Method and apparatus for fault tolerant storage of photographs
6646715 Scanning exposure apparatus and method with run-up distance contr...
6630986 Scanning type exposure apparatus and a device manufacturing metho...
6630987 Rotational mask scanning exposure method and apparatus
6624880 Method and apparatus for microlithography
6621554 Method and apparatus for controlling humidity in a copying device
6618121 Stage apparatus capable of suppressing rolling of a vibration iso...
6618117 Image sensing apparatus including a microcontroller
6614503 Projection exposure apparatus, and device manufacturing method wh...
6603530 Exposure apparatus that illuminates a mark and causes light from ...
6597434 Lithographic apparatus, device manufacturing method, and device ...
6597428 Method and apparatus for forming photographic images
6590639 Active vibration isolation system having pressure control
6583853 Method of measuring exposure condition in projection exposure app...
6580491 Apparatus and method for compensating for distortion of a printed...
6577378 System and method for light falloff compensation in an optical sy...
6573978 EUV condenser with non-imaging optics
6573979 Cleaning method for use in exposure apparatus
6570642 Method and apparatus for placing identifying mark on semiconducto...
6567153 Multiple image photolithography system and method
6559924 Alignment method, alignment apparatus, profiler, exposure apparat...
6559923 Image reproducing apparatus which performs the same processing on...
6549267 Pulse-width extending optical systems, projection-exposure appara...
6549266 Projection exposure method and apparatus
6549264 Extreme-UV lithography vacuum chamber zone seal
6545743 Producing an image of a portion of a photographic image onto a re...
 
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