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

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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.

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Examiner: Allen, Stephone B.


Primary examiner statistics: 1606 patents; average approval time: 1605 days
Assistant examiner statistics: 493 patents; average approval time: 580 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8064134 Optical element and image projection apparatus
8064116 Apparatus and method for producing a hologram
8064136 Optical functional film, retardation film, composition for formin...
7884984 Multicolor holographic replication by masking
7800802 Hologram recording medium and method for manufacturing same
7543950 Diffuse reflector for a liquid crystal display device
7538919 Three-dimensional hologram process with overt anti-counterfeit se...
7538924 Optical scanner and image forming apparatus including a light shi...
7538925 Optical scanner including a lens surface that does not have a cur...
7535608 Hologram recording method and hologram recording apparatus
7532393 Microscope immersion fluid applicator
7525706 Data page pixel shaping for holographic recording
7525710 Scanning and imaging optical system, optical scanner, and image f...
7524072 Optical component, comprising a material with a predetermined hom...
7519247 Wavelength selective optical switch
7513630 Compact dual ellipsoidal reflector (DER) system having two molded...
7511886 Optical beam transformation system and illumination system compri...
7508583 Configurable cytological imaging system
7505202 Optical scanning microscope with line scanning
7495830 Polarisation recuperation system
7483192 Device and method for the optical scanning of media, objects, or ...
7483189 Holographic memory medium, holographic memory device and holograp...
7474451 Optical scanning device, image forming apparatus, and method of r...
7471433 Optical scanning apparatus
7466486 Polarization separating element and method of manufacturing the s...
7463394 Linear optical scanner
7453487 Optical scanning apparatus having scanning line curvature correct...
7453644 Grating for EUV lithographic system aberration measurement
7453613 Scanning type image forming apparatus having the same containing ...
7450146 Optical scanning device including plural light shielding units pr...
7446924 Mirror reflective element assembly including electronic component
7443621 Balancing method for color wheel
7440154 Fourier transform lens system and holographic storage system usin...
7440182 Multilayer mirror, method for manufacturing the same, and exposur...
7433124 Illumination system to eliminate laser speckle and a single-panel...
7433119 Scanning microscope
7429115 Vehicle mirror system for providing views along a side and a blin...
7423806 Microscope system with a beam hub unit having a beam multiplexer ...
7423805 Ultra-broadband UV microscope imaging system with wide range zoom...
7417796 Wavelength discrimination filter for infrared wavelengths

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
5517023 Marking apparatus having feedback-controlled rotational laser bea...
5463227 Method for obtaining three-dimensional data from multiple parts o...
5463217 Adapter for scanning transparencies with a reflective document sc...
5442187 Device and method for positioning the sensors of a web movement c...
5434427 Currency verification device
5424552 Projection exposing apparatus
5420413 Actuator with an optical position sensor using a variable magneti...
5410147 Optical communication system using coplanar light modulators
5408094 Atomic force microscope with light beam emission at predetermined...
5408084 Method and apparatus for illumination and imaging of a surface us...
5408089 Object detection system with a plurality of detectors for moveabl...
5408103 Symbol code reader using signal selection for a predetermined set...
5408090 Apparatus for counting can ends or the like
5408088 Electrostatically-focused image intensifier tube and method of ma...
5406091 Communication network optical isolation circuit
5404008 Control system for detecting intrusion of a light curtain
5402001 Method of checking for foreign matter on a substrate with light o...
5401951 Method and apparatus for overload protection for a photomultiplie...
5399850 Document reading apparatus, having a body unit for holding appara...
5399853 Optical sensor arrangement using dual mode devices
5397891 Sensor systems employing optical fiber gratings
5396059 Digital processor-controlled arrangement for monitoring and modif...
5396079 Fiber optic detector and depth sensor and method for doing same
5393969 Device for detecting focus at different areas of an image field
5393972 Imaging device with high speed shuttering
5393974 Method and apparatus for detecting the motion variation of a proj...
5391890 Method of sensing variations in a consistency of a fabric and an ...
5389776 FET-based optical receiver
5389795 Method and apparatus for directing air and optical signals to det...
5389775 Imager assembly with multiple common electrode contacts
5389794 Surface pit and mound detection and discrimination system and met...
5387802 High-speed electronic switch having low effective series resistan...
5387791 Impurity-doped optical shock, detonation and damage location sens...
5386109 Pre-amplifier for optical receiving and optical receiver using th...
5384456 Image sensor in which illumination by electroluminescent device i...
5382785 Laser beam delivery path and target proximity sensor
5381005 Optical fiber stress detector using amplitude modulation
5380995 Fiber optic grating sensor systems for sensing environmental effe...
5381018 Electronic circuit to replace a light emitting diode and a light ...
5381019 Currency validator using a photocoupler for image recognition usi...
 
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