Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization in the presence of oxygen-containing gas
US-2026002244-A1 · Jan 1, 2026 · US
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Ernst Frank patents
Ernst Frank is listed as an inventor on 15 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ernst Frank |
| Total patents | 15 |
| First publication | Mar 23, 2017 |
| Latest publication | Jan 1, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization in the presence of oxygen-containing gas
US-12435406-B2 · Oct 7, 2025 · US
Enhanced activation of self-passivating metals
US-12371774-B2 · Jul 29, 2025 · US
Enhanced activation of self-passivating metals
US-2023015135-A1 · Jan 19, 2023 · US
Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization in the presence of oxygen-containing gas
US-2022364216-A1 · Nov 17, 2022 · US
Enhanced activation of self-passivating metals
US-11473183-B2 · Oct 18, 2022 · US
Metal carburization process to produce a uniform, concentrated solid solution of interstitial carbon workpiece and articles made from same
US-11066735-B2 · Jul 20, 2021 · US
Enhanced activation of self-passivating metals
US-2020283882-A1 · Sep 10, 2020 · US
Enhanced activation of self-passivating metals
US-10604832-B2 · Mar 31, 2020 · US
Metal carburization process to produce a uniform, concentrated solid solution of interstitial carbon workpiece and articles made from same
US-2020087773-A1 · Mar 19, 2020 · US
Recent patents
Latest publications not already listed above.
Alloy surface activation by immersion in aqueous acid solution
US-2020048774-A1 · Feb 13, 2020 · US
Alloy surface activation by immersion in aqueous acid solution
US-10450658-B2 · Oct 22, 2019 · US
Enhanced activation of self-passivating metals
US-2019093207-A1 · Mar 28, 2019 · US
Enhanced activation of self-passivating metals
US-10214805-B2 · Feb 26, 2019 · US
Alloy surface activation by immersion in aqueous acid solution
US-2017081767-A1 · Mar 23, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Case Western Reserve | 14 |
| Swagelok Co | 10 |
| Case Westem Reserve Univ | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.