Inventor
XU HAISHEN
CN49 patents
⚠️ This page may combine multiple inventors who share the name “XU HAISHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NANJING CHERVON IND CO LTD
22 patentsUS11246260B2Feb 15, 2022
Lawn mower with blade and mounting assembly
NANJING CHERVON IND CO LTD18 citations94
US11122737B2Sep 21, 2021
Blade assembly for a lawn mower
NANJING CHERVON IND CO LTD19 citations94
US11917939B2Mar 5, 2024
Blade assembly for a lawn mower
NANJING CHERVON IND CO LTD2 citations84
USD987691SMay 30, 2023
Mower blade assembly
NANJING CHERVON IND CO LTD2 citations84
US11641795B2May 9, 2023
Lawn mower
NANJING CHERVON IND CO LTD6 citations75
US12144283B2Nov 19, 2024
Robotic lawn mower having a height adjustment
NANJING CHERVON IND CO LTD2 citations73
US11997944B2Jun 4, 2024
Blade assembly for a lawn mower
NANJING CHERVON IND CO LTD1 citations73
USD997998SSep 5, 2023
Mower blade
NANJING CHERVON IND CO LTD0 citations73
USD996471SAug 22, 2023
Mower blade assembly
NANJING CHERVON IND CO LTD0 citations73
USD996470SAug 22, 2023
Mower blade assembly
NANJING CHERVON IND CO LTD0 citations73
USD995568SAug 15, 2023
Mower blade assembly
NANJING CHERVON IND CO LTD0 citations73
USD995567SAug 15, 2023
Mower blade assembly
NANJING CHERVON IND CO LTD0 citations73
US12408584B2Sep 9, 2025
Dual blade assembly for a lawn mower
NANJING CHERVON IND CO LTD0 citations63
US12041874B2Jul 23, 2024
Blade assembly for a lawn mower
NANJING CHERVON IND CO LTD0 citations63
US11937545B2Mar 26, 2024
Blade assembly for a lawn mower
NANJING CHERVON IND CO LTD0 citations63
USD995569SAug 15, 2023
Mower blade assembly
NANJING CHERVON IND CO LTD1 citations63
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
US12133483B2Nov 5, 2024
Walk-behind self-propelled working machine
NANJING CHERVON IND CO LTD0 citations60
US11844305B2Dec 19, 2023
Walk-behind self-propelled working machine
NANJING CHERVON IND CO LTD1 citations60
US11997945B2Jun 4, 2024
Hand push lawn mower with a height adjustment assembly
NANJING CHERVON IND CO LTD1 citations58
US12414502B2Sep 16, 2025
Lawn mower and cutting blade
NANJING CHERVON IND CO LTD0 citations52
CHERVON HK LTD
19 patentsUS10070588B2Sep 11, 2018
Gardening tool
CHERVON HK LTD19 citations94
US9986686B2Jun 5, 2018
Gardening tool
CHERVON HK LTD16 citations93
US10524420B2Jan 7, 2020
Lawncare apparatus
CHERVON HK LTD10 citations92
US10485176B2Nov 26, 2019
Lawn care apparatus
CHERVON HK LTD11 citations92
US10485169B2Nov 26, 2019
Lawncare apparatus
CHERVON HK LTD12 citations92
US10477772B2Nov 19, 2019
Gardening tool
CHERVON HK LTD12 citations92
US9888627B2Feb 13, 2018
Lawncare apparatus with a foldable operating arm
CHERVON HK LTD15 citations92
US9060463B2Jun 23, 2015
Lawnmower with operation protection and safety switch mechanism thereof
CHERVON HK LTD22 citations92
US11606900B2Mar 21, 2023
Gardening tool
CHERVON HK LTD5 citations86
US11246262B2Feb 15, 2022
Operation safety assembly for a lawncare apparatus
CHERVON HK LTD6 citations86
US11252867B2Feb 22, 2022
Safety assembly for a lawncare apparatus
CHERVON HK LTD5 citations84
US10492365B2Dec 3, 2019
Lawncare apparatus
CHERVON HK LTD9 citations84
US10111383B2Oct 30, 2018
Hand pushed lawn mower
CHERVON HK LTD10 citations84
US12532807B2Jan 27, 2026
Handle and safety control device for a mower
CHERVON HK LTD0 citations62
US12520754B2Jan 13, 2026
Handle and control assembly for a mower
CHERVON HK LTD0 citations62
US12520755B2Jan 13, 2026
Mower with a controller device
CHERVON HK LTD0 citations62
US12364192B2Jul 22, 2025
Lawncare apparatus
CHERVON HK LTD0 citations62
US12108702B2Oct 8, 2024
Gardening tool, particularly a mower
CHERVON HK LTD0 citations62
US9979208B2May 22, 2018
Cordless tool system with a battery pack having a heat absorbing device
CHERVON HK LTD0 citations51
CHERVON IP LTD
4 patentsUS9826686B2Nov 28, 2017
Gardening tool
CHERVON IP LTD15 citations93
US9596806B2Mar 21, 2017
Control system for controlling the operation of a gardening tool
CHERVON IP LTD17 citations93
US9548614B2Jan 17, 2017
Cordless tool system
CHERVON IP LTD3 citations72
US9781881B2Oct 10, 2017
Lawn mower with reinforced deck
CHERVON IP LTD1 citations52