DR

Dehong Ren

NC Nanjing Chervon Industry Co.: 2 patents #97 of 296Top 35%
Overall (All Time): #1,754,025 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11937541 Grass cutting head and grass trimmer using the same Ming Peng, Jianpeng Guo 2024-03-26
11134610 Grass cutting head and grass trimmer using the same Ming Peng, Jianpeng Guo 2021-10-05