Inventor · disambiguated record
Derek Yu-Fung Hung
Also filed as: HUNG DEREK YU-FUNG
7 granted patents·35 citations·filing 2011–2019
80Inventor score
Top patents by PatentIndex Score
7 records- 0195US9266182B2Welding torch with a temperature measurement deviceILLINOIS TOOL WORKS·Filed 2013·Granted Feb 23, 2016·22 cites·10 claims
- 0286US9006610B2Tungsten inert gas welding torch with improved liquid coolingHUNG DEREK YU-FUNG·Filed 2011·Granted Apr 14, 2015·9 cites·20 claims
- 0376US10537956B2Welding torch with a temperature measurement deviceILLINOIS TOOL WORKS·Filed 2016·Granted Jan 21, 2020·1 cites·25 claims
- 0474US11504791B2Welding torch with a temperature measurement deviceILLINOIS TOOL WORKS·Filed 2019·Granted Nov 22, 2022·0 cites·20 claims
- 0568US10786861B2Tungsten inert gas welding torch with improved air cooled handleHUNG DEREK YU FUNG·Filed 2011·Granted Sep 29, 2020·2 cites·18 claims
- 0644US9802267B2TIG torch connector with hose management and toolless assemblyHUNG DEREK YU-FUNG·Filed 2012·Granted Oct 31, 2017·1 cites·12 claims
- 0742US8669489B2High flow power cable for small welding torchHUNG DEREK YU-FUNG·Filed 2011·Granted Mar 11, 2014·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Derek Yu-Fung Hung 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 →