Optoelectronic semiconductor chip
US-12155023-B2 · Nov 26, 2024 · US
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Barthel Stefan patents
Barthel Stefan is listed as an inventor on 13 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Barthel Stefan |
| Total patents | 13 |
| First publication | Nov 10, 2016 |
| Latest publication | Nov 26, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Radiation-emitting semiconductor chip and method for manufacturing a radiation-emitting semiconductor chip
US-2024204137-A1 · Jun 20, 2024 · US
Optoelectronic device comprising a current spreading layer
US-11916166-B2 · Feb 27, 2024 · US
Optoelectronic semiconductor chip
US-2022320398-A1 · Oct 6, 2022 · US
Optoelectronic semiconductor chip
US-11456404-B2 · Sep 27, 2022 · US
Optoelectronic device comprising a current spreading layer
US-2021265525-A1 · Aug 26, 2021 · US
Device for slurrying a suspension and method for operating a device
US-10940488-B2 · Mar 9, 2021 · US
Optoelectronic semiconductor chip
US-2020251639-A1 · Aug 6, 2020 · US
Managing a supply of gaseous fuel on a tender car
US-10384701-B2 · Aug 20, 2019 · US
Device for Slurrying a Suspension and Method for Operating a Device
US-2019184407-A1 · Jun 20, 2019 · US
Recent patents
Latest publications not already listed above.
Semiconductor chip
US-10263143-B2 · Apr 16, 2019 · US
Semiconductor chip
US-2018301595-A1 · Oct 18, 2018 · US
Managing a supply of gaseous fuel on a tender car
US-2016325769-A1 · Nov 10, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Osram Opto Semiconductors Gmbh | 6 |
| Osram Oled Gmbh | 5 |
| Westport Power Inc | 2 |
| Ams Osram Int Gmbh | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10H20/857 | 7 |
| H01L33/62 | 7 |
| H10H20/8312 | 6 |
| H10H20/8316 | 6 |
| H10W90/00 | 5 |