Inventor

QIN WENZHANG

CN2 patents

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

YANG CHUNLEI

1 patent

US8895472B2Nov 25, 2014

Agent for reducing nicotine and harmful components in tobacco leaves for use in field cultivation of tobacco

YANG CHUNLEI10 citations73

HUBEI INST OF TOBACCO SCIENCE

1 patent

US11968983B2Apr 30, 2024

Tobacco leaf foliar spraying substance and method for reducing harmful ingredients in cheroot and tobacco shreds

HUBEI INST OF TOBACCO SCIENCE0 citations37