Inventor

LIU BINGRONG

US4 patents

⚠️ This page may combine multiple inventors who share the name “LIU BINGRONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV HARBIN MEDICAL

2 patents

US10524818B2Jan 7, 2020

Double-joint sickle knife for endoscopy therapy

UNIV HARBIN MEDICAL0 citations31

US9693886B2Jul 4, 2017

Short sheath delivery system for biliary metal stent via endoscope

UNIV HARBIN MEDICAL0 citations28

NEC CORP

1 patent

US12310674B2May 27, 2025

Method, apparatus, device and computer storage medium for a medical assistance operation

NEC CORP0 citations59

HWANG DAVID L

1 patent

US7297686B2Nov 20, 2007

Chromium complex with insulin-like activity

HWANG DAVID L1 citations36