Accumulator
US-11255351-B2 · Feb 22, 2022 · US
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Iwai Ippei patents
Iwai Ippei is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Iwai Ippei |
| Total patents | 4 |
| First publication | Jan 30, 2020 |
| Latest publication | Feb 22, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Accumulator
US-11174880-B2 · Nov 16, 2021 · US
Accumulator
US-2020049168-A1 · Feb 13, 2020 · US
Accumulator
US-2020032819-A1 · Jan 30, 2020 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nhk Spring Co Ltd | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F16L55/053 | 4 |
| F15B2201/605 | 4 |
| F15B2201/4056 | 4 |
| F15B2201/205 | 4 |
| F15B1/103 | 4 |