Chunmei Chen

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Jiaozhou City, CN

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Patents Grantslast 30 patents

Information Patent Grant
YAW-enhancing attitude control system for VTOL fixed-wing aircraft
- Patent number 11,577,827
- Issue date Feb 14, 2023
- Qingdao Randall Aerodynamic Engineering, LLC
- Ryan M. Randall
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Pitch control system
- Patent number 11,136,110
- Issue date Oct 5, 2021
- Ryan M. Randall
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Air purifier
- Patent number 10,711,804
- Issue date Jul 14, 2020
- QINGDAO RANDALL AERODYNAMICS ENGINEERING LLC
- Chunmei Chen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE-SPAN WING AND ASSOCIATED AIRCRAFT
- Publication number 20220212779
- Publication date Jul 7, 2022
- RANDALL AERODYNAMIC ENGINEERING, GUANGZHOU, LLC
- Ryan Michael RANDALL
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
PITCH CONTROL SYSTEM
- Publication number 20200055587
- Publication date Feb 20, 2020
- Qingdao Randall Aerodynamic Engineering, LLC
- Ryan M. Randall
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
AIRCRAFT AND AIRCRAFT CONTROL SYSTEM
- Publication number 20190263513
- Publication date Aug 29, 2019
- Qingdao Randall Aerodynamic Engineering, LLC
- Ryan M. Randall
- B64 - AIRCRAFT AVIATION COSMONAUTICS