Inventor
GUO JIANPENG
CN37 patents
⚠️ This page may combine multiple inventors who share the name “GUO JIANPENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NANJING CHERVON IND CO LTD
21 patentsUS10440882B2Oct 15, 2019
Grass trimmer, operating method thereof and control method thereof
NANJING CHERVON IND CO LTD9 citations83
US10264725B2Apr 23, 2019
Grass trimmer, operating method thereof and control method thereof
NANJING CHERVON IND CO LTD7 citations83
US10856466B2Dec 8, 2020
Grass trimming head and grass trimmer having the same
NANJING CHERVON IND CO LTD8 citations82
US11818979B2Nov 21, 2023
Grass trimmer
NANJING CHERVON IND CO LTD2 citations72
US11419262B2Aug 23, 2022
Grass trimmer
NANJING CHERVON IND CO LTD3 citations72
US10849268B2Dec 1, 2020
Grass trimmer
NANJING CHERVON IND CO LTD1 citations72
US11910743B2Feb 27, 2024
Grass trimming head and grass trimmer having the same
NANJING CHERVON IND CO LTD2 citations71
US11503759B2Nov 22, 2022
Grass trimming head and grass trimmer having the same
NANJING CHERVON IND CO LTD4 citations71
US11134610B2Oct 5, 2021
Grass cutting head and grass trimmer using the same
NANJING CHERVON IND CO LTD5 citations68
US12557730B2Feb 24, 2026
Grass trimmer
NANJING CHERVON IND CO LTD0 citations62
US12520749B2Jan 13, 2026
String trimmer and trimmer head
NANJING CHERVON IND CO LTD0 citations62
US12408583B2Sep 9, 2025
String trimmer and trimming head thereof
NANJING CHERVON IND CO LTD0 citations62
US11330761B2May 17, 2022
Grass trimmer head and grass trimmer line suitable for a grass trimmer head
NANJING CHERVON IND CO LTD0 citations62
US11089724B2Aug 17, 2021
Grass trimmer, operating method thereof and control method thereof
NANJING CHERVON IND CO LTD0 citations62
US11064662B2Jul 20, 2021
Blower
NANJING CHERVON IND CO LTD1 citations61
US12092130B2Sep 17, 2024
Blower
NANJING CHERVON IND CO LTD0 citations59
US11785884B2Oct 17, 2023
Trimmer head and grass trimmer
NANJING CHERVON IND CO LTD1 citations58
US11937541B2Mar 26, 2024
Grass cutting head and grass trimmer using the same
NANJING CHERVON IND CO LTD0 citations57
US11937537B2Mar 26, 2024
Grass trimmer and control method for grass trimmer
NANJING CHERVON IND CO LTD1 citations56
US12133482B2Nov 5, 2024
Trimmer head and string trimmer
NANJING CHERVON IND CO LTD0 citations52
US12201057B2Jan 21, 2025
Grass trimmer
NANJING CHERVON IND CO LTD0 citations44
CHERVON HK LTD
14 patentsUS9603497B2Mar 28, 2017
Handheld blower
CHERVON HK LTD16 citations92
US10774487B2Sep 15, 2020
Handheld blower having engine cooling flow
CHERVON HK LTD7 citations84
US10736403B2Aug 11, 2020
Back-mounted power tool systems and methods of use
CHERVON HK LTD5 citations84
US10487850B2Nov 26, 2019
Handheld blower
CHERVON HK LTD8 citations84
US10337526B2Jul 2, 2019
Blower
CHERVON HK LTD13 citations84
US10264739B2Apr 23, 2019
Handheld blower
CHERVON HK LTD7 citations84
US10091954B1Oct 9, 2018
Handheld blower
CHERVON HK LTD9 citations84
US10039367B2Aug 7, 2018
Back-mounted power tool systems and methods of use
CHERVON HK LTD13 citations84
US10000900B2Jun 19, 2018
Handheld blower having engine cooling flow
CHERVON HK LTD10 citations84
US9974241B2May 22, 2018
Handheld blower
CHERVON HK LTD7 citations84
US9918428B2Mar 20, 2018
Rotating assembly for grass trimmer
CHERVON HK LTD7 citations79
US11248626B2Feb 15, 2022
Handheld blower
CHERVON HK LTD3 citations73
US12025155B2Jul 2, 2024
Handheld blower
CHERVON HK LTD0 citations62
US11219159B2Jan 11, 2022
Grass trimmer
CHERVON HK LTD1 citations59