Inventor
FENG WENJIN
CN19 patents
⚠️ This page may combine multiple inventors who share the name “FENG WENJIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FENG WENJIN
8 patentsUSD919184SMay 11, 2021
Nail lamp
FENG WENJIN21 citations93
USD906474SDec 29, 2020
Mosquito lamp
FENG WENJIN22 citations93
USD943704SFeb 15, 2022
Mosquito lamp
FENG WENJIN14 citations84
USD919744SMay 18, 2021
Mosquito lamp
FENG WENJIN12 citations84
USD923142SJun 22, 2021
Sprayer
FENG WENJIN6 citations83
USD919061SMay 11, 2021
Garden telescopic hose
FENG WENJIN8 citations83
USD914002SMar 23, 2021
Wireless repeater
FENG WENJIN4 citations72
US12550871B2Feb 17, 2026
Pet companion device, handheld device, terminal device and system
FENG WENJIN0 citations51
SHENZHEN ZHICHONG TECH CO LTD
7 patentsUS12150430B1Nov 26, 2024
Bark control device
SHENZHEN ZHICHONG TECH CO LTD9 citations84
USD1087504SAug 5, 2025
Dog training receiver and transmitter set
SHENZHEN ZHICHONG TECH CO LTD4 citations73
USD1097384SOct 7, 2025
Anti barking receiver and transmitter set
SHENZHEN ZHICHONG TECH CO LTD1 citations62
USD1106621SDec 16, 2025
Dog trainer
SHENZHEN ZHICHONG TECH CO LTD0 citations61
USD1106620SDec 16, 2025
Dog trainer
SHENZHEN ZHICHONG TECH CO LTD0 citations61
USD1087505SAug 5, 2025
Anti barking device
SHENZHEN ZHICHONG TECH CO LTD0 citations61
US12048291B1Jul 30, 2024
Bark control device
SHENZHEN ZHICHONG TECH CO LTD1 citations61
SHENZHEN SMARTPET TECH CO LTD
3 patentsUS12256712B1Mar 25, 2025
Remote controller for preventing accidental triggering and bark control component
SHENZHEN SMARTPET TECH CO LTD3 citations72
US12262693B1Apr 1, 2025
Barking control device
SHENZHEN SMARTPET TECH CO LTD0 citations60
US12490718B2Dec 9, 2025
Dog training and bark control system
SHENZHEN SMARTPET TECH CO LTD0 citations50