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US-2025353438-A1 · Nov 20, 2025 · US
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Torii Yu patents
Torii Yu is listed as an inventor on 9 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Torii Yu |
| Total patents | 9 |
| First publication | Sep 2, 2021 |
| Latest publication | Nov 20, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Honeycomb filter
US-12472455-B2 · Nov 18, 2025 · US
Honeycomb filter and manufacturing method of the same
US-2022267221-A1 · Aug 25, 2022 · US
Honeycomb filter
US-11359528-B2 · Jun 14, 2022 · US
Honeycomb filter
US-2021270161-A1 · Sep 2, 2021 · US
Manufacturing method of honeycomb filter
US-2021268478-A1 · Sep 2, 2021 · US
Honeycomb filter
US-2021270162-A1 · Sep 2, 2021 · US
Honeycomb filter
US-2021268422-A1 · Sep 2, 2021 · US
Manufacturing method of honeycomb filter
US-2021268688-A1 · Sep 2, 2021 · 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 |
|---|---|
| Ngk Insulators Ltd | 8 |
| Kojima Ind Corp | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F01N3/0222 | 8 |
| B01D46/2429 | 8 |
| B01D46/2418 | 7 |
| C04B2111/00793 | 6 |
| F01N3/2828 | 6 |