Encapsulated fragrance compounds based on natural amino acids
US-12453693-B2 · Oct 28, 2025 · US
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Bertram Ralf patents
Bertram Ralf is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Bertram Ralf |
| Total patents | 20 |
| First publication | Jul 30, 2015 |
| Latest publication | Oct 28, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Microcapsules
US-12409433-B2 · Sep 9, 2025 · US
Method for Producing Microcapsules
US-2025144589-A1 · May 8, 2025 · US
Process for the preparation of microcapsules
US-12220677-B2 · Feb 11, 2025 · US
Biodegradable Polyurea/Polyurethane Microcapsules
US-2024293790-A1 · Sep 5, 2024 · US
Method for Producing Microcapsules
US-2024033703-A1 · Feb 1, 2024 · US
Process for the Preparation of Microcapsules
US-2023313078-A1 · Oct 5, 2023 · US
Polyurea/Polyurethane Microcapsules
US-2023313077-A1 · Oct 5, 2023 · US
Biodegradable Polyurea/Polyurethane Microcapsules
US-2023287308-A1 · Sep 14, 2023 · US
Encapsulated fragrance compounds based on natural amino acids
US-2023018872-A1 · Jan 19, 2023 · US
Recent patents
Latest publications not already listed above.
Microcapsules
US-11344857-B2 · May 31, 2022 · US
Process for the preparation of microcapsules
US-2022105486-A1 · Apr 7, 2022 · US
Microcapsules
US-2022040659-A1 · Feb 10, 2022 · US
System and method for item recommendations
US-11157984-B2 · Oct 26, 2021 · US
Method for producing microcapsules
US-10835885-B2 · Nov 17, 2020 · US
Active ingredient capsules
US-10299996-B2 · May 28, 2019 · US
Method for producing microcapsules
US-2019134592-A1 · May 9, 2019 · US
Fragrant oil encapsulation
US-9719058-B2 · Aug 1, 2017 · US
Active ingredient capsules
US-2016262992-A1 · Sep 15, 2016 · US
Fragrant oil encapsulation
US-2015210965-A1 · Jul 30, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Symrise Ag | 19 |
| Koehler August Papierfab | 2 |
| Koehler Se August Papierfabrik | 2 |
| IBM | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C11D3/505 | 16 |
| A61K8/11 | 16 |
| B01J13/206 | 15 |
| C11D17/0039 | 15 |
| A01N25/28 | 14 |