Inventor

XU ZONGYUAN

SG4 patents

Patents

4 patents

USD1118906SMar 17, 2026

Syringe

HANNAH LIFE TECH PTE LTD0 citations51

US12295617B2May 13, 2025

Releasable fluid controller and insemination device

HANNAH LIFE TECH PTE LTD0 citations49

US11357481B2Jun 14, 2022

Devices and methods for aiding conception

HANNAH LIFE TECH PTE LTD0 citations49

US11918191B2Mar 5, 2024

Devices and methods for aiding conception

HANNAH LIFE TECH PTE LTD0 citations47