Patents/Inventors

Xiaoli Ren

TaiyuanCN9 patents

6 Patents

US125905402026
Bolter Miner and Tunneling System
Shanxi Tiandi Coal Mining Machinery Co., Ltd.
0 cites
USD11175372026
Toy
0 cites
US125658372026
Tunnel Tunneling System
SHANXI TIANDI COAL MINING MACHINERY CO., Ltd.
0 cites
USD11125252026
Toy
Yunhe Qiyu Toys Co., Ltd.
0 cites
US124422982025
Bolter Miner and Tunneling System
SHANXI TIANDI COAL MINING MACHINERY CO., Ltd.
0 cites
USD10779302025
Educational Toy
Yunhe Qiyu Toys Co., Ltd.
0 cites