Inventor

SONG XIAOPING

CN5 patents

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

DURECT CORP

2 patents

US8956644B2Feb 17, 2015

Transdermal delivery systems

DURECT CORP14 citations81

US10603312B2Mar 31, 2020

Transoral dosage forms comprising sufentanil

DURECT CORP0 citations50

YUM SU IL

1 patent

US8337883B2Dec 25, 2012

Transdermal delivery systems

YUM SU IL5 citations72

ACCELINK TECH CO LTD

1 patent

US11063669B2Jul 13, 2021

Dual-rate DML device and module having built-in signal calibration circuit, and signal calibration method

ACCELINK TECH CO LTD0 citations58

WUHAN TELECOMM DEVICES CO LTD

1 patent

US11675149B2Jun 13, 2023

Dual-carrier integrated optical device and photoelectric module

WUHAN TELECOMM DEVICES CO LTD0 citations45