Catalyst for solid polymer fuel cell and method for producing same
US-10998556-B2 · May 4, 2021 · US
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OKAYA Kazuki patents
OKAYA Kazuki is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | OKAYA Kazuki |
| Total patents | 2 |
| First publication | Jul 18, 2019 |
| Latest publication | May 4, 2021 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Tanaka Precious Metal Ind | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01M2008/1293 | 2 |
| H01M4/921 | 2 |
| H01M4/926 | 2 |
| H01M4/8642 | 2 |
| H01M4/8878 | 2 |