Undulated interlocking housing-endplate interface geometry
US-12330099-B2 · Jun 17, 2025 · US
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Johnson Mark J patents
Johnson Mark J is listed as an inventor on 9 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Johnson Mark J |
| Total patents | 9 |
| First publication | May 10, 2016 |
| Latest publication | Jun 17, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Filter system with flanged filter cartridge
US-2025001329-A1 · Jan 2, 2025 · US
Filter cartridge with expandable endplate seal
US-2024335772-A1 · Oct 10, 2024 · US
Undulated interlocking housing-endplate interface geometry
US-2023277964-A1 · Sep 7, 2023 · US
Undulated interlocking housing-endplate interface geometry
US-11724220-B2 · Aug 15, 2023 · US
Undulated interlocking housing-endplate interface geometry
US-2020384395-A1 · Dec 10, 2020 · US
No filter no run fluid filtration system
US-9675909-B2 · Jun 13, 2017 · US
Fuel water separator filter with water drain
US-9353713-B2 · May 31, 2016 · US
Shielding electronic components from liquid
US-9334151-B2 · May 10, 2016 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Cummins Filtration Ip Inc | 6 |
| Cummins Filtration Inc | 2 |
| Wayne Fueling Systems Llc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D2201/295 | 7 |
| B01D2201/4092 | 5 |
| B01D2265/026 | 4 |
| B01D2201/4076 | 4 |
| B01D29/15 | 4 |