System and method for the manufacture of membrane electrode assemblies
US-11398639-B2 · Jul 26, 2022 · US
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Bettey John patents
Bettey John is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Bettey John |
| Total patents | 2 |
| First publication | Aug 1, 2019 |
| Latest publication | Jul 26, 2022 |
Notable patents
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Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Johnson Matthey Fuel Cells Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B32B38/1833 | 2 |
| B32B2038/1891 | 2 |
| B32B2457/18 | 2 |
| H01M8/0297 | 2 |
| H01M8/1004 | 2 |