| Patents for H01J 40 - Photoelectric discharge tubes not involving the ionisation of a gas (3,388) |
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| 09/09/2004 | US20040173729 Photoreceptor |
| 09/09/2004 | US20040173728 Fail safe one wire interface for optical emitter-detector photo-eye systems with diagnostics. |
| 09/08/2004 | EP1454290A1 Method, sensing device and optical pointing device including a sensing device for comparing light intensity between pixels |
| 09/08/2004 | CN1527341A Semiconductor photoelectric cathode and phototube using the same semiconductor photoelctric cathode |
| 09/08/2004 | CN1527254A Dptical receiving machine |
| 09/07/2004 | US6788875 Suspension system for use in an optical displacement detection system |
| 09/02/2004 | WO2004046691A3 Uncaging devices |
| 09/02/2004 | WO2004008488A3 Ganged detector pixel, photon/pulse counting radiation imaging device |
| 09/02/2004 | US20040170215 Method for determining temperature of an active pixel imager and automatic correcting temperature induced variations in an imager |
| 09/02/2004 | US20040169131 Intrusion detection system |
| 09/02/2004 | US20040169129 Optical receiver |
| 08/26/2004 | US20040164235 System and method for significant dust detection and enhancement of dust images over land and ocean |
| 08/26/2004 | US20040164232 Photocurrent-to-binary signal conversion apparatus capable of suppressing waveform distortion |
| 08/24/2004 | US6781107 Semiconductor integrated circuit device and imaging system |
| 08/19/2004 | US20040159776 Single chip ASIC and compact packaging solution for an avalanche photodiode (APD) and bias circuit |
| 08/18/2004 | EP1446641A1 Methods and apparatus for measuring refractive index and optical absorption differences |
| 08/17/2004 | US6777666 Position sensor utilizing light emissions from a lateral surface of a light-emitting structure and two light collectors |
| 08/11/2004 | EP1444718A2 Photocathode |
| 08/05/2004 | WO2004066339A1 Alkali metal generating agent, alkali metal generator, photoelectric surface, secondary electron emission surface, electron tube, method for manufacturing photoelectric surface, method for manufacturing secondary electron emission surface, and method for manufacturing electron tube |
| 08/05/2004 | US20040149892 Illuminated bezel and touch system incorporating the same |
| 08/04/2004 | EP1441582A1 A method and a device for determination of the actual photosynthesis in plants |
| 08/03/2004 | US6770864 Light beam operated personal interfaces to computers |
| 07/29/2004 | US20040144913 Apparatus and method for setting AC bias point of an optical transmitter module in an optoelectronic transceiver |
| 07/28/2004 | CN2629213Y Securing device for side window type photoelectric multplier tube |
| 07/28/2004 | CN2629212Y End window type photoelectrical multiplier tube securing device |
| 07/28/2004 | CN1516362A Temperature compensating equipment for avalanche photodiode optical receiver |
| 07/22/2004 | US20040142705 Proximity sensor with adaptive threshold |
| 07/22/2004 | US20040140420 Image sensor having increased number of pixels |
| 07/22/2004 | US20040140419 Image sensor with improved sensor effects |
| 07/20/2004 | US6765352 Photocathode and electron tube |
| 07/20/2004 | US6765190 Multi-element electron-transfer optical detector system |
| 07/20/2004 | US6765189 Small form factor in-line switched multichannel fiber optic power monitoring apparatus |
| 07/14/2004 | CN1512583A Current compensation circuit for light leakage and light signal circuit using said circuit |
| 07/08/2004 | US20040129863 Temperature compensating device for APD optical receiver |
| 07/06/2004 | US6759668 Photoconductive switch module and manufacturing method thereof |
| 07/01/2004 | US20040124340 Photoelectric leak current compensating circuit and optical signal circuit using same |
| 07/01/2004 | US20040124338 Distributed dimmable lighting control system and method |
| 06/30/2004 | CA2421496A1 Distributed dimmable lighting control system and method |
| 06/29/2004 | US6756578 Photocell bias circuit |
| 06/10/2004 | WO2004008488A9 Ganged detector pixel, photon/pulse counting radiation imaging device |
| 06/09/2004 | CN1503378A Optical detector and method for detecting incident light |
| 06/08/2004 | US6747263 Matrix output device readout system |
| 06/03/2004 | WO2004046691A2 Uncaging devices |
| 06/03/2004 | WO2003077319A3 Low temperature, bump-bonded radiation imaging device |
| 06/02/2004 | EP0862792B1 Integrated photocathode |
| 06/02/2004 | CN1501508A Image sensor having reduced stress color filters and method of making |
| 06/02/2004 | CN1501424A Photocathode |
| 06/02/2004 | CN1501423A Photocathode, electron tube, and method of assembling photocathode |
| 06/01/2004 | US6743988 Optically controlled switches |
| 05/27/2004 | US20040100194 Microdischarge photodetectors |
| 05/27/2004 | US20040099920 Apparatus for determining temperature of an active pixel imager and correcting temperature induced variations in an imager |
| 05/27/2004 | US20040099791 Optical detector and method for detecting incident light |
| 05/25/2004 | US6740870 Clear plastic packaging in a CMOS active pixel image sensor |
| 05/20/2004 | US20040094817 Photo-interrupter and semiconductor device using the same |
| 05/20/2004 | US20040094755 Photocathode |
| 05/20/2004 | US20040094697 Detecting and thwarting imaging systems at theatrical performances |
| 05/20/2004 | US20040094694 Photocathode, electron tube, and method of assembling photocathode |
| 05/13/2004 | WO2004019609A3 A cmos aps with stacked avalanche multiplication layer and low voltage readout electronics |
| 05/13/2004 | US20040089860 Semiconductor photocathode and photoelectric tube using the same |
| 05/11/2004 | US6734416 Fabrication of low leakage-current backside illuminated photodiodes |
| 05/06/2004 | US20040084610 Optical navigation sensor with integrated lens |
| 04/29/2004 | WO2004036539A2 Passive touch-sensitive optical marker |
| 04/29/2004 | WO2004036269A2 Method and apparatus of using optical distortion in a directed countermeasure system to provide a variable field of view |
| 04/29/2004 | WO2004001285A3 Patterned illumination method and apparatus for machine vision systems |
| 04/29/2004 | US20040080007 Image sensor having reduced stress color filters and method of making |
| 04/28/2004 | EP1414074A2 Image sensor having reduced stress color filters and method of making |
| 04/27/2004 | US6727490 Method and apparatus for detecting malfunctions in communication systems |
| 04/20/2004 | CA2379956C Electron bombarded active pixel sensor |
| 04/15/2004 | US20040069934 Passive touch-sensitive optical marker |
| 04/13/2004 | US6720595 Three-dimensional island pixel photo-sensor |
| 04/08/2004 | US20040065810 Optical imaging system having a field-of-regard |
| 04/08/2004 | US20040065809 Method and apparatus for optically enabling a circuit component in a large scale integrated circuit |
| 03/25/2004 | US20040056648 Method and apparatus for measuring photoelectric conversion device, and process and apparatus for producing photoelectric conversion device |
| 03/25/2004 | US20040056279 Semiconductor photocathode |
| 03/18/2004 | US20040051046 Highly sensitive imaging camera for space applications including detection of ultrahigh energy cosmic rays |
| 03/16/2004 | US6707025 High dynamic range receiver |
| 03/16/2004 | US6707022 For each chip, interpolating output of phantom photosensor disposed predetermined distance from end photosensor toward gap, thereby yielding artificial value, and adding artificial value to data stream output from chip |
| 03/11/2004 | US20040046106 Photoconductive switch module |
| 03/11/2004 | US20040046101 CMOS APS with stacked avalanche multiplication layer which provides linear and logarithmic photo-conversion characteristics |
| 03/10/2004 | CN1481569A 半导体光电阴极 Semiconductor photocathodes |
| 03/09/2004 | US6703599 Proximity sensor with adaptive threshold |
| 03/04/2004 | WO2004019609A2 A cmos aps with stacked avalanche multiplication layer and low voltage readout electronics |
| 03/04/2004 | US20040041083 Optical sensor unit for measuring current and voltage of high frequency |
| 03/04/2004 | US20040041082 Molecular sensing array |
| 03/04/2004 | US20040041081 includes at least one light source and at least one detector mounted on the same surface of the same substrate wherein light source and the detector may be monolithically integrated into the substrate |
| 03/04/2004 | US20040041080 Differential column readout scheme for CMOS APS pixels |
| 02/26/2004 | WO2003107088A3 Image intensification camera |
| 02/26/2004 | US20040036786 CMOS aps with stacked avalanche multiplication layer and low voltage readout electronics |
| 02/19/2004 | WO2004015549A2 An input device for a computer system that utilizes ambient light, and a method of manufacturing the same |
| 02/12/2004 | US20040026604 Optical transceiver |
| 02/10/2004 | US6690464 High-volume on-line spectroscopic composition testing of manufactured pharmaceutical dosage units |
| 02/05/2004 | US20040021417 Semiconductor photocathode |
| 02/05/2004 | US20040021062 Enhanced optical absorption and radiation tolerance in thin-film solar cells and photodetectors |
| 01/22/2004 | WO2004008488A2 Ganged detector pixel, photon/pulse counting radiation imaging device |
| 01/20/2004 | US6680468 Electrical-supply-free MOS integrated circuit |
| 01/15/2004 | WO2003043045A3 Photocathode |
| 01/15/2004 | US20040007661 Photoconductive switch module and manufacturing method thereof |
| 01/14/2004 | EP1380045A1 Piezoelectric charged droplet source |
| 01/13/2004 | US6677580 Photo-interrupter and semiconductor device using it |
| 01/13/2004 | US6677570 Wide dynamic range optical power detector |