Ruiyi Dai

LC Loncin Industry Co.: 3 patents #1 of 20Top 5%

Overall (All Time): #1,567,625 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D629421	Internal-combustion engine	—	2010-12-21
D628597	Internal-combustion engine	Bing Liu, Ju Lei	2010-12-07
D612402	Internal-combustion engine	Chunlin Chen, Ju Lei	2010-03-23