Inventor
GU HAINING
CN5 patents
⚠️ This page may combine multiple inventors who share the name “GU HAINING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HANGZHOU CHIPJET TECH CO LTD
3 patentsUSD962909SSep 6, 2022
Data processing device
HANGZHOU CHIPJET TECH CO LTD6 citations83
US12285952B2Apr 29, 2025
Cartridge test device, cartridge component, and cartridge component test method
HANGZHOU CHIPJET TECH CO LTD0 citations46
US11738561B2Aug 29, 2023
Ink cartridge verification method, system, readable storage medium and device
HANGZHOU CHIPJET TECH CO LTD0 citations39