Nh3 abatement with greater selectivity to n2
US-2026042085-A1 · Feb 12, 2026 · US
This page is not indexed by search engines while we improve data quality.
Micallef David patents
Micallef David is listed as an inventor on 23 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Micallef David |
| Total patents | 23 |
| First publication | Jan 29, 2015 |
| Latest publication | Feb 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
US-2025288980-A1 · Sep 18, 2025 · US
Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
US-12343714-B2 · Jul 1, 2025 · US
Composite, zone-coated, dual-use ammonia (AMOX) and nitric oxide oxidation catalyst
US-12318760-B2 · Jun 3, 2025 · US
Composite, zoned oxidation catalys for a compression ignition internal combustion engine
US-12296319-B2 · May 13, 2025 · US
Composite, zoned oxidation catalys for a compression ignition internal combustion engine
US-2024091745-A1 · Mar 21, 2024 · US
Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
US-11845064-B2 · Dec 19, 2023 · US
Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
US-2023278018-A1 · Sep 7, 2023 · US
Composite, zone-coated, dual-use ammonia (amox) and nitric oxide oxidation catalyst
US-2023211323-A1 · Jul 6, 2023 · US
Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
US-2022152589-A1 · May 19, 2022 · US
Recent patents
Latest publications not already listed above.
SCR with turbo and ASC/DOC close-coupled system
US-10828603-B2 · Nov 10, 2020 · US
Ammonia slip catalyst designed to be first in an SCR system
US-10807081-B2 · Oct 20, 2020 · US
Catalyst article for use in an emission treatment system
US-10799832-B2 · Oct 13, 2020 · US
Nh3 abatement with greater selectivity to n2
US-2019176128-A1 · Jun 13, 2019 · US
Ammonia slip catalyst designed to be first in an scr system
US-2019168198-A1 · Jun 6, 2019 · US
Ammonia slip catalyst designed to be first in an SCR system
US-10201807-B2 · Feb 12, 2019 · US
Scr with turbo and asc/doc close-coupled system
US-2018280877-A1 · Oct 4, 2018 · US
Catalyst article for use in an emission treatment system
US-2018280879-A1 · Oct 4, 2018 · US
Tungsten/titania oxidation catalyst
US-9943830-B2 · Apr 17, 2018 · US
Single or dual layer ammonia slip catalyst
US-9789441-B2 · Oct 17, 2017 · US
Ammonia slip catalyst designed to be first in an scr system
US-2016367973-A1 · Dec 22, 2016 · US
Single or dual layer ammonia slip catalyst
US-2016367938-A1 · Dec 22, 2016 · US
Tungsten/titania oxidation catalyst
US-2015031526-A1 · Jan 29, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Johnson Matthey Plc | 23 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D2255/1021 | 23 |
| B01J23/42 | 21 |
| B01J35/19 | 21 |
| Y02T10/12 | 18 |
| B01J37/0244 | 17 |