Fuel cell system water separator efficiency
US-2026074245-A1 · Mar 12, 2026 · US
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Ma Ryan patents
Ma Ryan is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ma Ryan |
| Total patents | 6 |
| First publication | Jan 24, 2019 |
| Latest publication | Mar 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Fuel cell system having stack voltage control based freeze startup strategy
US-2025015327-A1 · Jan 9, 2025 · US
Fuel cell vehicle with bypass valve control for clearing exhaust
US-11967744-B2 · Apr 23, 2024 · US
Fuel cell vehicle with bypass valve control for clearing exhaust
US-2023261226-A1 · Aug 17, 2023 · US
Machine learning for medical screening recommendations based on patient activity information in social media
US-11158427-B2 · Oct 26, 2021 · US
Machine learning for medical screening recommendations based on patient activity information in social media
US-2019026438-A1 · Jan 24, 2019 · 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 |
|---|---|
| Ford Global Tech Llc | 4 |
| IBM | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/50 | 4 |
| H01M8/0432 | 3 |
| H01M2250/20 | 3 |
| H01M8/04753 | 3 |
| H01M8/04761 | 2 |