Inventor

CHEN CHUNMEI

CN5 patents

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

QINGDAO RANDALL AERODYNAMIC ENG LLC

2 patents

US11577827B2Feb 14, 2023

YAW-enhancing attitude control system for VTOL fixed-wing aircraft

QINGDAO RANDALL AERODYNAMIC ENG LLC3 citations62

US11136110B2Oct 5, 2021

Pitch control system

QINGDAO RANDALL AERODYNAMIC ENG LLC3 citations62

QINGDAO RANDALL AERODYNAMICS ENG LLC

1 patent

US10711804B2Jul 14, 2020

Air purifier

QINGDAO RANDALL AERODYNAMICS ENG LLC7 citations68

BRIGHT DAIRY & FOOD CO LTD

1 patent

US11578342B2Feb 14, 2023

Recombinant Bacillus subtilis for synthesizing GDP-L-fucose and application thereof

BRIGHT DAIRY & FOOD CO LTD0 citations59

JIANGSU YUNZHONG MEDICAL TECH CO LTD

1 patent

US12290262B2May 6, 2025

Stapler

JIANGSU YUNZHONG MEDICAL TECH CO LTD0 citations41