Method for producing exhaust gas purification material and method for manufacturing exhaust gas purification device
US-2023372907-A1 · Nov 23, 2023 · US
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Nihashi Hiroki patents in 2023
Nihashi Hiroki was listed as an assignee on 4 patent publications in 2023.
| Metric | Value |
|---|---|
| Company | Nihashi Hiroki |
| Year | 2023 |
| Patents | 4 |
Patents
Representative publications for Nihashi Hiroki in 2023.
Exhaust gas purification device and method for manufacturing exhaust gas purification device
US-2023372917-A1 · Nov 23, 2023 · US
Exhaust gas purification catalyst
US-11719144-B2 · Aug 8, 2023 · US
Exhaust gas purification catalyst
US-11577226-B2 · Feb 14, 2023 · US
Top CPC classifications
Most common classification codes for Nihashi Hiroki in 2023.
| CPC | Patents |
|---|---|
| B01J2235/30 | 4 |
| B01J23/464 | 4 |
| B01J35/393 | 4 |
| B01J35/45 | 4 |
| B01D53/945 | 3 |
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