Inventor · disambiguated record
Tsu-Ling Chang
Also filed as: CHANG TSU-LING
4 granted patents·2 pending applications·190 citations·filing 2004–2020
82Inventor score
Top patents by PatentIndex Score
6 records- 0196US10136769B2Electronic residential tissue dispenserVALVE SOLUTIONS INC·Filed 2018·Granted Nov 27, 2018·25 cites·15 claims
- 0296US7213782B2Intelligent dispensing systemOSBORNE CHARLES AGNEW·Filed 2004·Granted May 8, 2007·105 cites·38 claims
- 0393US9907441B2Electronic residential tissue dispenserVSI IMP SOLUTIONS LLC·Filed 2014·Granted Mar 6, 2018·42 cites·19 claims
- 0487US10610064B2Electronic dispenser for flexible rolled sheet materialOSBORNE CHARLES A·Filed 2011·Granted Apr 7, 2020·18 cites·33 claims
- 0562US2019174972A1Electronic Dispenser for Flexible Rolled Sheet MaterialVALVE SOLUTIONS INC·Filed 2019·Application pending·0 cites
- 0661US2020187727A1Electronic Dispenser for Flexible Rolled Sheet MaterialVALVE SOLUTIONS INC·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →