Filter element configurations
US-12558639-B2 · Feb 24, 2026 · US
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Rahmathullah Aflal patents
Rahmathullah Aflal is listed as an inventor on 34 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Rahmathullah Aflal |
| Total patents | 34 |
| First publication | Feb 22, 2018 |
| Latest publication | Feb 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Hydrocarbon fluid-water separation
US-12515153-B2 · Jan 6, 2026 · US
Composite media for fuel streams
US-2025387738-A1 · Dec 25, 2025 · US
Composite media for fuel streams
US-12364943-B2 · Jul 22, 2025 · US
Pressure relief assembly
US-2025084927-A1 · Mar 13, 2025 · US
Filter media with improved dust loading
US-12239930-B2 · Mar 4, 2025 · US
Polymeric rupture disk system
US-2025003511-A1 · Jan 2, 2025 · US
Fluid filtration cassette assembly
US-2024326045-A1 · Oct 3, 2024 · US
Modular fluid filtration cassette assembly
US-2024325981-A1 · Oct 3, 2024 · US
Membrane chromatography cassette assembly
US-2024325982-A1 · Oct 3, 2024 · US
Recent patents
Latest publications not already listed above.
Polymeric rupture disk system
US-12092232-B2 · Sep 17, 2024 · US
Filter media configurations
US-12017161-B2 · Jun 25, 2024 · US
Hydrocarbon fluid-water separation
US-2024173658-A1 · May 30, 2024 · US
Housing with integrated spark arrestor
US-11942653-B2 · Mar 26, 2024 · US
Additive manufacturing of an enclosed ventilation filter
US-2024003447-A1 · Jan 4, 2024 · US
Vent with inversion protection
US-2023392818-A1 · Dec 7, 2023 · US
Filter element with improved dust loading
US-2023364546-A1 · Nov 16, 2023 · US
Hydrocarbon fluid-water separation
US-11806650-B2 · Nov 7, 2023 · US
Composite media for fuel streams
US-2023233969-A1 · Jul 27, 2023 · US
Multilayer fiber composite filter media
US-2023191293-A1 · Jun 22, 2023 · US
Composite media for fuel streams
US-11612843-B2 · Mar 28, 2023 · US
Polymeric rupture disk system
US-2022341502-A1 · Oct 27, 2022 · US
Hydrocarbon fluid-water separation
US-2022152536-A1 · May 19, 2022 · US
Filter media with improved dust loading
US-2022152537-A1 · May 19, 2022 · US
Enclosure vent assembly
US-2022112962-A1 · Apr 14, 2022 · US
Hydrocarbon fluid-water separation
US-11207623-B2 · Dec 28, 2021 · US
Housing with integrated spark arrestor
US-2021280941-A1 · Sep 9, 2021 · US
Substrate treatments
US-2021106935-A1 · Apr 15, 2021 · US
Filter media configurations
US-2021060456-A1 · Mar 4, 2021 · US
Filter element configurations
US-2021016214-A1 · Jan 21, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Donaldson Co Inc | 34 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D39/18 | 21 |
| B01D2239/0421 | 18 |
| B01D39/1623 | 17 |
| B01D2239/10 | 15 |
| B01D2239/1216 | 13 |