Inventor · disambiguated record
Thomas Wittka
Also filed as: WITTKA THOMAS
13 granted patents·1 pending application·29 citations·filing 2011–2019
87Inventor score
Top patents by PatentIndex Score
14 records- 0191US9771846B2Exhaust purification device and method of calculating NH3 mass generated in lean NOx trap of exhaust purification deviceHYUNDAI MOTOR CO LTD·Filed 2015·Granted Sep 26, 2017·6 cites·15 claims
- 0290US9551252B2System and method of purifying exhaust gas provided with lean NOx trap and selective catalytic reduction catalystHYUNDAI MOTOR CO LTD·Filed 2015·Granted Jan 24, 2017·6 cites·20 claims
- 0384US9644513B2Method of regenerating lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalyst and exhaust purification systemHYUNDAI MOTOR CO LTD·Filed 2015·Granted May 9, 2017·3 cites·20 claims
- 0483US8776505B2Method for predicting NOx amount and exhaust system using the sameLEE JIN HA·Filed 2011·Granted Jul 15, 2014·6 cites·15 claims
- 0581US10287944B2Exhaust purification system and method of desulfurizing lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalystHYUNDAI MOTOR CO LTD·Filed 2015·Granted May 14, 2019·2 cites·18 claims
- 0669US9765663B2Method of regenerating lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalyst and exhaust purification systemHYUNDAI MOTOR CO LTD·Filed 2015·Granted Sep 19, 2017·1 cites·18 claims
- 0768US9133746B2Method for predicting NOx loading at DeNOx catalyst and exhaust system using the sameLEE JIN HA·Filed 2011·Granted Sep 15, 2015·2 cites·18 claims
- 0866US8776506B2Method for predicting NOx amount and exhaust system using the sameLEE JIN HA·Filed 2011·Granted Jul 15, 2014·2 cites·14 claims
- 0959US9382827B2Method for regenerating a nitrogen oxide storage catalytic converter and a device for this purposeFEV GMBH·Filed 2013·Granted Jul 5, 2016·1 cites·10 claims
- 1052US9835067B2Exhaust purification device and method of calculating NOx mass reduced from lean NOx trap during regenerationHYUNDAI MOTOR CO LTD·Filed 2015·Granted Dec 5, 2017·0 cites·11 claims
- 1147US2020165948A1EXHAUST AFTER TREATMENT SYSTEM WITH A PASSIVE NOx ADSORBER AND A HEATABLE SCR CATALYTIC CONVERTERFEV Europe GmbH·Filed 2019·Application pending·0 cites
- 1245US8677740B2Method for predicting regeneration of DeNOx catalyst and exhaust system using the sameLEE JIN HA·Filed 2011·Granted Mar 25, 2014·0 cites·18 claims
- 1341US8720190B2Method for predicting SOx stored at DeNOx catalyst and exhaust system using the sameLEE JIN HA·Filed 2011·Granted May 13, 2014·0 cites·8 claims
- 1440US9803525B2Exhaust purification device and method of calculating NOx mass adsorbed in lean NOx trap of exhaust purification deviceHYUNDAI MOTOR CO LTD·Filed 2015·Granted Oct 31, 2017·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →