Inventor

MA YUSHENG

CN3 patents

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

LI MING

1 patent

US9593579B2Mar 14, 2017

Crank circular sliding block mechanism and reciprocating member, cylinder block, internal combustion engine, and compressor

LI MING3 citations66

CHINA PETROLEUM & CHEM CORP

1 patent

US10266617B2Apr 23, 2019

Cationic copolymer and use thereof in lost circulation additive

CHINA PETROLEUM & CHEM CORP1 citations48

NANCHANG TRIPOLE OPTOELECTRONICS CO LTD

1 patent

US12111470B2Oct 8, 2024

Optical system and mixed reality device

NANCHANG TRIPOLE OPTOELECTRONICS CO LTD0 citations29