Patents/Inventors

Ningning Wang

TaiyuanCN6 patents

5 Patents

US125905402026
Bolter Miner and Tunneling System
Shanxi Tiandi Coal Mining Machinery Co., Ltd.
0 cites
US125658372026
Tunnel Tunneling System
SHANXI TIANDI COAL MINING MACHINERY CO., Ltd.
0 cites
US124422982025
Bolter Miner and Tunneling System
SHANXI TIANDI COAL MINING MACHINERY CO., Ltd.
0 cites
USD09790452023
Full Face Respirator
0 cites
US115453012023
Fully Coupled Magnetic Device
HANGZHOU DIANZI UNIVERSITY
0 cites