Exhaust gas purification apparatus for internal combustion engine
US-9421496-B2 · Aug 23, 2016 · US
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Katayama Haruyuki patents in 2016
Katayama Haruyuki was listed as an assignee on 1 patent publication in 2016.
| Metric | Value |
|---|---|
| Company | Katayama Haruyuki |
| Year | 2016 |
| Patents | 1 |
Patents
Representative publications for Katayama Haruyuki in 2016.
Top CPC classifications
Most common classification codes for Katayama Haruyuki in 2016.
| CPC | Patents |
|---|---|
| B01D2251/2062 | 1 |
| B01D53/90 | 1 |
| B01D53/9431 | 1 |
| B01F15/00019 | 1 |
| B01F25/431 | 1 |
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