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LI TONG
US9 patents
Top patents by PatentIndex Score
US8309881B2Nov 13, 2012
Portable engraving system
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US10766501B2Sep 8, 2020
Magnetic elevated wheel
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US10654127B2May 19, 2020
Engraving system and method of operation thereof
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US11759887B2Sep 19, 2023
Engraving machine
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US11446761B2Sep 20, 2022
Engraving machine
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US9168760B2Oct 27, 2015
Method of creating an image on a stone substrate surface and resulting product
LI TONG3 citations62
US8615325B2Dec 24, 2013
Advanced control system for steam hydrocarbon reforming furnaces
LI TONG4 citations54
US11628529B2Apr 18, 2023
Engraving fixture for multiple serially arranged objects
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US8959328B2Feb 17, 2015
Device, system, and method for multi-resource scheduling
LI TONG0 citations41