Inventor
GU HAIFENG
CN4 patents
⚠️ This page may combine multiple inventors who share the name “GU HAIFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JIANGXI YIBO E TECH CO LTD
2 patentsUS12181828B2Dec 31, 2024
Developing cartridge with housing having a driving side and an opposite side, developing roller rotatably supported by the housing, supply roller rotatably supported by the housing, doctor blade supported by the housing, driving gear on the driving side, detected component, power receiving component that receives power and electrically connected to the doctor blade
JIANGXI YIBO E TECH CO LTD0 citations59
US11442399B2Sep 13, 2022
Developing cartridge
JIANGXI YIBO E TECH CO LTD0 citations59