Control device for internal combustion engine
US-12480434-B2 · Nov 25, 2025 · US
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Obuchi Tsuyoshi patents
Obuchi Tsuyoshi is listed as an inventor on 14 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Obuchi Tsuyoshi |
| Total patents | 14 |
| First publication | Jul 23, 2015 |
| Latest publication | Nov 25, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Control device for internal combustion engine
US-2025283424-A1 · Sep 11, 2025 · US
Control apparatus for hybrid vehicle
US-11364771-B2 · Jun 21, 2022 · US
Abnormality detection apparatus for electrically heated catalyst
US-11306640-B2 · Apr 19, 2022 · US
Abnormality detection apparatus for electrically heated catalyst
US-11306641-B2 · Apr 19, 2022 · US
Abnormality detection apparatus for electrically heated catalyst
US-11300032-B2 · Apr 12, 2022 · US
Catalyst deterioration judging device for internal combustion engine
US-2021215113-A1 · Jul 15, 2021 · US
Abnormality detection apparatus for electrically heated catalyst
US-2020232370-A1 · Jul 23, 2020 · US
Abnormality detection apparatus for electrically heated catalyst
US-2020232371-A1 · Jul 23, 2020 · US
Abnormality detection apparatus for electrically heated catalyst
US-2020232372-A1 · Jul 23, 2020 · US
Recent patents
Latest publications not already listed above.
Control apparatus for hybrid vehicle
US-2019308490-A1 · Oct 10, 2019 · US
Control apparatus for an internal combustion engine
US-9416716-B2 · Aug 16, 2016 · US
Exhaust gas purification apparatus for an internal combustion engine
US-2015285118-A1 · Oct 8, 2015 · US
Control apparatus for an internal combustion engine
US-2015204228-A1 · Jul 23, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toyota Motor Co Ltd | 14 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02T10/12 | 9 |
| Y02T10/40 | 8 |
| F01N11/00 | 7 |
| F01N9/00 | 7 |
| F01N3/2013 | 7 |