SEARCH RESULTS for assignor:"CHANG, KEH-SU"

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(X0) 15693497: FLUORESCENT COLOR WHEEL AND PROJECTOR

(B1) 1: FLUORESCENT COLOR WHEEL AND PROJECTOR

(A1) 20180321574: FLUORESCENT COLOR WHEEL AND PROJECTOR

(B2) 1: FLUORESCENT COLOR WHEEL AND PROJECTOR

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(X0) 15925220: PHOTOCURING THREE-DIMENSIONAL MOLDING SYSTEM AND VAT HEATING DEVICE

(A1) 20180272606: PHOTOCURING THREE-DIMENSIONAL MOLDING SYSTEM AND VAT HEATING DEVICE

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(X0) 15810154: WAVELENGTH CONVERSION DEVICE

(A1) 20180252843: WAVELENGTH CONVERSION DEVICE

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(X0) 15014193: COLOR WHEEL ROTATION SPEED DETECTING MODULE

(A1) 20170045382: COLOR WHEEL ROTATION SPEED DETECTING MODULE

(B2) 9: COLOR WHEEL ROTATION SPEED DETECTING MODULE

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(X0) 15458046: WAVELENGTH CONVERTER

(A1) 20180136457: WAVELENGTH CONVERTER

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(X0) 15816202: PROJECTION APPARATUS

(A1) 20180074389: PROJECTION APPARATUS

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(X0) 14686321: ILLUMINATION SYSTEM AND WAVELENGTH-CONVERTING DEVICE THEREOF

(A1) 20150308637: ILLUMINATION SYSTEM AND WAVELENGTH-CONVERTING DEVICE THEREOF

(B2) 9: ILLUMINATION SYSTEM AND WAVELENGTH-CONVERTING DEVICE THEREOF

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(X0) 15467300: PHOSPHOR WHEEL

(A1) 20180031207: PHOSPHOR WHEEL

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(X0) 15722166: REAL-TIME COLOR MAPPING SYSTEM AND METHOD

(A1) 20180025701: REAL-TIME COLOR MAPPING SYSTEM AND METHOD