Fuel cell system
US-2025233178-A1 · Jul 17, 2025 · US
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Ando Hirokazu patents
Ando Hirokazu is listed as an inventor on 41 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ando Hirokazu |
| Total patents | 41 |
| First publication | Aug 3, 2017 |
| Latest publication | Jul 17, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Controller and control method for internal combustion engine
US-11639704-B2 · May 2, 2023 · US
Controller and control method for hybrid vehicle
US-11325579-B2 · May 10, 2022 · US
Controller and control method for internal combustion engine
US-11280285-B2 · Mar 22, 2022 · US
Cooling apparatus for internal combustion engine
US-11199124-B2 · Dec 14, 2021 · US
Controller and control method for internal combustion engine
US-11187172-B2 · Nov 30, 2021 · US
Cooling apparatus for internal combustion engine
US-11143327-B2 · Oct 12, 2021 · US
Controller and control method for internal combustion engine
US-11067027-B2 · Jul 20, 2021 · US
Controller and control method for internal combustion engine
US-11028747-B2 · Jun 8, 2021 · US
Controller and control method for internal combustion engine
US-2021131369-A1 · May 6, 2021 · US
Recent patents
Latest publications not already listed above.
Controller and control method for internal combustion engine
US-2021108583-A1 · Apr 15, 2021 · US
Device and method for controlling internal combustion engine
US-10968847-B2 · Apr 6, 2021 · US
Cooling controller and control method for cooling device
US-10961898-B2 · Mar 30, 2021 · US
Controller and control method for internal combustion engine
US-2021088008-A1 · Mar 25, 2021 · US
Controller and control method for internal combustion engine
US-10907560-B2 · Feb 2, 2021 · US
Controller and control method for internal combustion engine
US-10900429-B2 · Jan 26, 2021 · US
Controller and control method for internal combustion engine
US-10890143-B2 · Jan 12, 2021 · US
Engine cooling system
US-10851701-B2 · Dec 1, 2020 · US
Control device for internal combustion engine
US-10808597-B2 · Oct 20, 2020 · US
Controller and control method for internal combustion engine
US-10801379-B2 · Oct 13, 2020 · US
Controller and control method for internal combustion engine
US-10774763-B2 · Sep 15, 2020 · US
Cooling apparatus for internal combustion engine
US-2020158254-A1 · May 21, 2020 · US
Cooling apparatus for internal combustion engine
US-2020157999-A1 · May 21, 2020 · US
Engine cooling apparatus
US-10619554-B2 · Apr 14, 2020 · US
Control system for internal combustion engine
US-10598077-B2 · Mar 24, 2020 · US
Device and method for controlling internal combustion engine
US-2020063675-A1 · Feb 27, 2020 · US
Controller and control method for internal combustion engine
US-2020049088-A1 · Feb 13, 2020 · US
Controller and control method for internal combustion engine
US-2020049043-A1 · Feb 13, 2020 · US
Controller and control method for internal combustion engine
US-2020049108-A1 · Feb 13, 2020 · US
Controller and control method for hybrid vehicle
US-2020047741-A1 · Feb 13, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toyota Motor Co Ltd | 40 |
| Aisin Seiki | 6 |
| Aisan Ind | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F01N3/101 | 24 |
| F01N3/023 | 22 |
| F02D41/025 | 22 |
| F02D41/029 | 22 |
| F01N13/009 | 20 |