G01J 1/18

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Class  G01J : MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY


Subclass 1/18: Photometry, e.g. photographic exposure meter (spectrophotometry G01J 3/00; specially adapted for radiation pyrometry G01J 5/00) by comparison with reference light or electric value using electric radiation detectors (G01J 1/2 takes precedence) using comparison with a reference electric value

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12078533 Underwater camera as light sensorJun 02, 21Sep 03, 24TidalX AI Inc.
12061115 Data output deviceFeb 16, 23Aug 13, 24Samsung Electronics Co. Ltd.
12046522 Endpoint detection in low open area and/or high aspect ratio etch applicationsFeb 18, 22Jul 23, 24Applied Materials Inc.
12013602 Method of detecting defective pixels in electronic displaysDec 22, 21Jun 18, 24Communications Test Design Inc.
12000732 Balanced light detectorJan 23, 23Jun 04, 24UT - Battelle LLC
11929001 Method and device for measuring illuminanceJan 26, 23Mar 12, 24Samsung Electronics Co., Ltd.
11927475 Detecting high intensity light in photo sensorMar 16, 20Mar 12, 24Meta Platforms Technologies, LLC
11909208 Capacity estimator for an energy generation and/or storage systemJun 18, 21Feb 20, 24Enphase Energy, Inc.
11874164 System, apparatus and method for in situ polychromatic measurement of optical properties of topically applied sunscreenJun 17, 22Jan 16, 24SOLAR LIGHT COMPANY, LLC
11860029 Light intensity detection circuit, light intensity detection method and light intensity detection apparatusDec 29, 20Jan 02, 24BEIJING BOE SENSOR TECHNOLOGY CO., LTD.; BOE Technology Group Co. Ltd.;
11852525 Ambient light sensor circuits with a delta-sigma analog to digital converter with a switch networkDec 18, 20Dec 26, 23PAX WATER TECHNOLOGIES INC.; ams International AG;
11852524 Optical measurement apparatusDec 14, 21Dec 26, 23Yokogawa Electric Corporation; Yokogawa Test & Measurement Corporation;
11830445 System, information processing apparatus, and non-transitory storage mediumNov 17, 20Nov 28, 23501 Toyota Jidosha Kabushiki Kaisha
11781907 Ambient light determination using physiological metric sensor dataJun 07, 21Oct 10, 23Fitbit, Inc.
11561130 Balanced light detectorSep 13, 21Jan 24, 23UT - Battelle LLC
11543289 Optical fiber center and field of view detectionSep 01, 22Jan 03, 23MLOptic Corp.
11397107 System, apparatus and method for in situ polychromatic measurement of optical properties of topically applied sunscreenMay 14, 21Jul 26, 22SOLAR LIGHT COMPANY, LLC
11336071 Degradation detection for a pulsed laserOct 16, 18May 17, 22Lumentum Operations LLC
11322938 Capacity estimator for an energy generation and/or storage systemNov 12, 21May 03, 22Enphase Energy, Inc.
11316344 Capacity estimator for an energy generation and/or storage systemNov 12, 21Apr 26, 22Enphase Energy, Inc.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0379,469 ENDPOINT DETECTION IN LOW OPEN AREA AND/OR HIGH ASPECT RATIO ETCH APPLICATIONSJul 22, 24Nov 14, 24Not available
2024/0319,008 DATA OUTPUT DEVICEJun 06, 24Sep 26, 24Samsung Electronics Co., Ltd.
2024/0288,718 METHOD OF DETECTING DEFECTIVE PIXELS IN ELECTRONIC DISPLAYSMay 10, 24Aug 29, 24Communications Test Design Inc.
2022/0042,845 INSPECTION DEVICE FOR EMERGENCY LIGHTING EQUIPMENTMay 15, 21Feb 10, 22Not available
2021/0063,239 METHOD AND SYSTEM FOR CALIBRATING LASER POWEROct 22, 19Mar 04, 21Not available
2020/0217,714 DETECTING HIGH INTENSITY LIGHT IN PHOTO SENSORMar 16, 20Jul 09, 20Not available
2019/0101,439 SYSTEM AND METHOD FOR VERIFYING THE INTEGRITY OF A RADIATION DETECTORSep 29, 17Apr 04, 19General Electric Company

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Patents Issued To Date - By Filing Year

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