Inventor
ZHAO NINGNING
US7 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO NINGNING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BIXDO SH HEALTHCARE TECH CO LTD
4 patentsUSD1054551SDec 17, 2024
Intelligent oral cavity washing device
BIXDO SH HEALTHCARE TECH CO LTD2 citations65
USD1117736SMar 10, 2026
Oral irrigator
BIXDO SH HEALTHCARE TECH CO LTD0 citations55
USD1107900SDec 30, 2025
Oral irrigator tip
BIXDO SH HEALTHCARE TECH CO LTD0 citations55
USD1090822SAug 26, 2025
Oral irrigator
BIXDO SH HEALTHCARE TECH CO LTD0 citations55