Inventor
LIU CHANGFENG
CN9 patents
⚠️ This page may combine multiple inventors who share the name “LIU CHANGFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV JIANGNAN
3 patentsUS12275763B2Apr 15, 2025
RamA transcription factor mutant for promoting production of N-acetylglucosamine and use thereof
UNIV JIANGNAN0 citations58
US11512319B2Nov 29, 2022
Transcription factor SugR coding gene, and use thereof in production of N-acetylglucosamine
UNIV JIANGNAN0 citations58
US10934552B2Mar 2, 2021
Construction and application of engineering bacteria capable of secreting and expressing diacetylchitobiose deacetylase
UNIV JIANGNAN0 citations58
CHONGQING XISHAN SCIENCE & TECH CO LTD
2 patentsUS10178998B2Jan 15, 2019
Lateral grinding drill with continuously variable angle and driving component thereof
CHONGQING XISHAN SCIENCE & TECH CO LTD15 citations80
US9924954B2Mar 27, 2018
Handheld power machine for orthopaedic drill and saw and orthopaedic drill and saw power system with same
CHONGQING XISHAN SCIENCE & TECH CO LTD5 citations66