Inventor

Zhu fei-yun

CN2 patents

Patents

2 patents

US9357894B2Jun 7, 2016

Mobile robotistic mopping machine

EGENPOWER INC9 citations76

US9690298B2Jun 27, 2017

Border-signal generating and wire winding device for border recognition of self-propelled mower

EGENPOWER INC0 citations44