SEARCH RESULTS for assignor:" CHEN, LIJUN"

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(X0) 15739072: LIBRARY BOOK RESERVATION METHOD BASED ON ULTRAHIGH-FREQUENCY RFID TECHNOLOGY

(A1) 20180181887: LIBRARY BOOK RESERVATION METHOD BASED ON ULTRAHIGH-FREQUENCY RFID TECHNOLOGY

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(X0) 15739036: BOOK SORTING METHOD ON THE BASIS OF RSSI SIGNAL VALUE OF RFID TAG

(A1) 20180181780: BOOK SORTING METHOD ON THE BASIS OF RSSI SIGNAL VALUE OF RFID TAG

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(X0) 15333105: PHOTORESIST BOTTLE CAPABLE OF IMPROVING POOR COATING COVERAGE

(A1) 20170123311: PHOTORESIST BOTTLE CAPABLE OF IMPROVING POOR COATING COVERAGE