Learning support apparatus for creating multiple-choice quiz
US-12579360-B2 · Mar 17, 2026 · US
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Ando Kohei patents
Ando Kohei is listed as an inventor on 10 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ando Kohei |
| Total patents | 10 |
| First publication | Feb 8, 2018 |
| Latest publication | Mar 17, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Power conversion device
US-12309982-B2 · May 20, 2025 · US
Learning support apparatus for creating multiple-choice quiz
US-2024078383-A1 · Mar 7, 2024 · US
Power conversion device
US-2023156980-A1 · May 18, 2023 · US
Waterproof connector and waterproof structure of device case
US-10630021-B2 · Apr 21, 2020 · US
Waterproof connector and waterproof structure of device case
US-2019348797-A1 · Nov 14, 2019 · US
Power conversion device
US-10440864-B2 · Oct 8, 2019 · US
Casing and rubber plug of power conversion equipment
US-10058002-B2 · Aug 21, 2018 · US
Power conversion device
US-2018132388-A1 · May 10, 2018 · US
Casing and rubber plug of power conversion equipment
US-2018042132-A1 · Feb 8, 2018 · 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 |
|---|---|
| Mitsubishi Electric Corp | 8 |
| Canon Kk | 2 |
| Jst Mfg Co Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H05K5/069 | 4 |
| H10W40/47 | 4 |
| H02M7/003 | 4 |
| H05K7/20254 | 4 |
| H05K7/20272 | 4 |