Inventor
LIU YANGZI
CN9 patents
⚠️ This page may combine multiple inventors who share the name “LIU YANGZI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NANJING CHERVON IND CO LTD
8 patentsUS11917945B2Mar 5, 2024
Outdoor moving device
NANJING CHERVON IND CO LTD10 citations84
US12439854B2Oct 14, 2025
Outdoor walking equipment
NANJING CHERVON IND CO LTD1 citations74
US12433198B2Oct 7, 2025
Outdoor walking equipment
NANJING CHERVON IND CO LTD2 citations74
US12342761B2Jul 1, 2025
Outdoor moving device
NANJING CHERVON IND CO LTD2 citations74
US12457938B2Nov 4, 2025
Outdoor moving device
NANJING CHERVON IND CO LTD1 citations73
US12543649B2Feb 10, 2026
Riding lawn mower
NANJING CHERVON IND CO LTD0 citations62
US12102037B2Oct 1, 2024
Self-propelled machine with grip-mounted starting triggers and speed adjustment
NANJING CHERVON IND CO LTD0 citations62
US10869424B2Dec 22, 2020
Power tool, lawn mower, and control method thereof
NANJING CHERVON IND CO LTD1 citations61