Inventor

LI SHUQIN

CN4 patents

⚠️ This page may combine multiple inventors who share the name “LI SHUQIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUNGERIC INTERNATIONAL INC

1 patent

US5961712AOct 5, 1999

Method for making shotcrete and such compositions

SUNGERIC INTERNATIONAL INC26 citations83

UNIV HEFEI TECHNOLOGY

1 patent

US9945083B2Apr 17, 2018

Unidirectional bend drive chain and lift mechanism and boom barrier including same

UNIV HEFEI TECHNOLOGY3 citations67

TIANJIN TIANGANG OIL SPECIAL PIPE MANUFACTURE CO LTD

1 patent

US9057464B2Jun 16, 2015

Threaded pipe connector

TIANJIN TIANGANG OIL SPECIAL PIPE MANUFACTURE CO LTD4 citations65

UNIV TSINGHUA

1 patent

US7708825B2May 4, 2010

Sialite binary wet cement, its production method and usage method

UNIV TSINGHUA6 citations54