Patents by Inventor Hi Song Eun

Hi Song Eun has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Length measurement device and system
    Patent number: 11359902
    Abstract: A length measurement device comprises: a tape which is wound on a reel received in a case, one end of which is pulled out of the case so as to measure the length of an object, and which has a barcode formed on one surface thereof; a first measurement unit for recognizing the barcode on the tape so as to generate a first measurement value of the length along which the tape is pulled out of the case; a second measurement unit for sensing a rotation angle of the reel so as to generate a second measurement value of the length along which the tape is pulled out of the case; and a control unit for making the first measurement value and the second measurement value mutually compensate for each other so as to convert same into the pulled-out length information of the tape.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: June 14, 2022
    Assignee: INCHON SURVEY INSTRUMENT. CO. LTD.
    Inventor: Hi Song Eun
  • Length Measurement Device And System
    Publication number: 20200080827
    Abstract: A length measurement device comprises: a tape which is wound on a reel received in a case, one end of which is pulled out of the case so as to measure the length of an object, and which has a barcode formed on one surface thereof; a first measurement unit for recognizing the barcode on the tape so as to generate a first measurement value of the length along which the tape is pulled out of the case; a second measurement unit for sensing a rotation angle of the reel so as to generate a second measurement value of the length along which the tape is pulled out of the case; and a control unit for making the first measurement value and the second measurement value mutually compensate for each other so as to convert same into the pulled-out length information of the tape.
    Type: Application
    Filed: July 23, 2018
    Publication date: March 12, 2020
    Applicant: INCHON SURVEY INSTRUMENT.CO.LTD.
    Inventor: Hi Song Eun
  • Digital staff
    Patent number: D850944
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: June 11, 2019
    Assignee: INCHEON SURVEY INSTRUMENT CO., LTD.
    Inventors: Hi Song Eun, Dae Hyun Lee, Yun Kyu Lee, Hee Chul Shin