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Patents Grantslast 30 patents

  • Information Patent Grant

    Safety shredder with mechanical bin-full device
    • Patent number 10,695,770
    • Issue date Jun 30, 2020
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Yung Kang Tso
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Shredder jam clear apparatus
    • Patent number 10,639,642
    • Issue date May 5, 2020
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Chung Shih Tsai
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Shredder bin-full device
    • Patent number 10,449,546
    • Issue date Oct 22, 2019
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Yung Kang Tso
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Safety shredder with mechanical bin-full device
    • Patent number 9,981,268
    • Issue date May 29, 2018
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Yung Kang Tso
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Shredder jam clear apparatus
    • Patent number 9,827,570
    • Issue date Nov 28, 2017
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Chung Shih Tsai
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Shredder jam clear apparatus
    • Patent number 9,687,854
    • Issue date Jun 27, 2017
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Chung Shih Tsai
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

  • Information Patent Application

    SAFETY SHREDDER WITH MECHANICAL BIN-FULL DEVICE
    • Publication number 20180311677
    • Publication date Nov 1, 2018
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Yung Kang Tso
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    SHREDDER JAM CLEAR APPARATUS
    • Publication number 20180043367
    • Publication date Feb 15, 2018
    • Aurora Office Equipment Co., Ltd. Shanghai
    • CHUNG SHIH TSAI
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    SHREDDER BIN-FULL DEVICE
    • Publication number 20180017425
    • Publication date Jan 18, 2018
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Yung Kang Tso
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    SHREDDER JAM CLEAR APPARATUS
    • Publication number 20160271618
    • Publication date Sep 22, 2016
    • Aurora Office Equipment Co., Ltd. Shanghai
    • CHUNG SHIH TSAI
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    SHREDDER JAM CLEAR APPARATUS
    • Publication number 20160271617
    • Publication date Sep 22, 2016
    • CHUNG SHIH TSAI
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    SAFETY SHREDDER WITH MECHANICAL BIN-FULL DEVICE
    • Publication number 20150076260
    • Publication date Mar 19, 2015
    • Aurora Office Equipment Co., Ltd. Shanghai
    • Yung Kang Tso
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...