Inventor · disambiguated record
Chiu Kee Cheung
Also filed as: CHEUNG CHIU KEE
7 granted patents·1 pending application·4 citations·filing 2013–2021
72Inventor score
Top patents by PatentIndex Score
8 records- 0171US10399934B2Process for preparing an alkanesulphonic acidEVONIK DEGUSSA GMBH·Filed 2016·Granted Sep 3, 2019·1 cites·17 claims
- 0264US9440208B2Reactor and process for preparing hydrogen sulphideFINKELDEI CASPAR-HEINRICH·Filed 2013·Granted Sep 13, 2016·1 cites·20 claims
- 0364US9421511B2Reactor and process for preparing hydrogen sulphideFINKELDEI CASPAR-HEINRICH·Filed 2013·Granted Aug 23, 2016·1 cites·20 claims
- 0463US9630843B2Reactor and process for preparing hydrogen sulphideEVONIK DEGUSSA GMBH·Filed 2013·Granted Apr 25, 2017·1 cites·19 claims
- 0554US10703715B2Process for the preparation of an alkanesulfonic acidEVONIK OPERATIONS GMBH·Filed 2018·Granted Jul 7, 2020·0 cites·18 claims
- 0644US9649615B2Reactor and process for preparing hydrogen sulphideEVONIK DEGUSSA GMBH·Filed 2013·Granted May 16, 2017·0 cites·18 claims
- 0744US2023278951A1Process for preparing 3-methylthiopropionaldehydeEVONIK OPERATIONS GMBH·Filed 2021·Application pending·0 cites
- 0840US10494331B2Process for operating a plant for preparing an alkanesulfonic acidEVONIK DEGUSSA GMBH·Filed 2018·Granted Dec 3, 2019·0 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →