Split cycle waste heat method for combustion initiation in gasoline compression ignition engine
US-12006884-B1 · Jun 11, 2024 · US
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Joo Nahm Roh patents
Joo Nahm Roh is listed as an inventor on 36 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Joo Nahm Roh |
| Total patents | 36 |
| First publication | May 28, 2015 |
| Latest publication | Jun 11, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Hybrid vehicle with a prechamber combustion engine
US-2023242094-A1 · Aug 3, 2023 · US
Hybrid electric vehicle and method of operating engine of the same
US-11708063-B2 · Jul 25, 2023 · US
Hybrid electric vehicle and method of operating engine of the same
US-2023066607-A1 · Mar 2, 2023 · US
Co clean-up catalyst, after treatment system and after treatment method
US-11371407-B2 · Jun 28, 2022 · US
Co clean-up catalyst, after treatment system and after treatment method
US-11073057-B2 · Jul 27, 2021 · US
Co clean-up catalyst, after treatment system and after treatment method
US-2021207513-A1 · Jul 8, 2021 · US
After treatment system and after treatment method for lean-burn engine
US-11035273-B2 · Jun 15, 2021 · US
CO clean-up catalyst, after treatment system and after treatment method
US-10982578-B2 · Apr 20, 2021 · US
Ammonia production catalyst and after treatment system
US-10914217-B2 · Feb 9, 2021 · US
Recent patents
Latest publications not already listed above.
After treatment system and after treatment method for lean-burn engine
US-10830118-B2 · Nov 10, 2020 · US
After treatment system and after treatment method for lean-burn engine
US-10808588-B2 · Oct 20, 2020 · US
Co clean-up catalyst, after treatment system and after treatment method
US-2020248604-A1 · Aug 6, 2020 · US
After treatment system and after treatment method for lean-burn engine
US-2020248605-A1 · Aug 6, 2020 · US
After treatment system and after treatment method for lean-burn engine
US-2020248608-A1 · Aug 6, 2020 · US
Ammonia production catalyst and after treatment system
US-2020248606-A1 · Aug 6, 2020 · US
Co clean-up catalyst, after treatment system and after treatment method
US-2020248603-A1 · Aug 6, 2020 · US
After treatment system and after treatment method for lean-burn engine
US-2020248607-A1 · Aug 6, 2020 · US
After treatment system and after treatment method for lean-burn engine
US-10697340-B1 · Jun 30, 2020 · US
Engine system
US-2019113008-A1 · Apr 18, 2019 · US
Engine system
US-10132252-B2 · Nov 20, 2018 · US
Engine structure for vehicle
US-10018105-B2 · Jul 10, 2018 · US
Control apparatus of engine having turbocharger and method thereof
US-9903317-B2 · Feb 27, 2018 · US
Engine system
US-2018051642-A1 · Feb 22, 2018 · US
Method for controlling exhaust gas recirculation system for engine
US-9890749-B2 · Feb 13, 2018 · US
Engine cooling system
US-9816432-B2 · Nov 14, 2017 · US
Engine structure for vehicle
US-2017145904-A1 · May 25, 2017 · US
Control apparatus for engine having turbocharger and method thereof
US-9599044-B2 · Mar 21, 2017 · US
Engine system
US-9494076-B2 · Nov 15, 2016 · US
Method for controlling exhaust gas recirculation system for engine
US-2016153378-A1 · Jun 2, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hyundai Motor Co Ltd | 36 |
| Kia Motors Corp | 18 |
| Kia Corp | 4 |
| Kia Motors Company | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02T10/12 | 34 |
| F01N3/2066 | 16 |
| F01N2430/06 | 15 |
| F01N3/0842 | 15 |
| F01N3/101 | 15 |