Inventor · disambiguated record
Yuwen Song
Also filed as: SONG YUWEN
4 granted patents·1 pending application·56 citations·filing 2005–2021
72Inventor score
Files withSONG YUWEN2CHENDGU TIANLI CHEMICAL ENGINE1CHENGDU YINGCHEN TECH CO LTD1SHANGHAI MICROPORT EP MEDTECH CO LTD1
Top patents by PatentIndex Score
5 records- 0188US8128734B2Two stage pressure swing adsorption process for producing enriched-oxygenSONG YUWEN·Filed 2005·Granted Mar 6, 2012·47 cites·52 claims
- 0267US8545601B2Two-stage complete recycle pressure-swing adsorption process for gas separationSONG YUWEN·Filed 2005·Granted Oct 1, 2013·6 cites·28 claims
- 0351US7645325B2Oxygen production process using three-stage pressure swing adsorption plantsCHENDGU TIANLI CHEMICAL ENGINE·Filed 2005·Granted Jan 12, 2010·3 cites·38 claims
- 0444US2023190332A1Puncture needle assembly and puncture systemSHANGHAI MICROPORT EP MEDTECH CO LTD·Filed 2021·Application pending·0 cites
- 0540US12508534B2Method for mobile pressure swing adsorption oxygen production deviceCHENGDU YINGCHEN TECH CO LTD·Filed 2020·Granted Dec 30, 2025·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Yuwen Song files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →