Method and device for producing frame structure
US-12496649-B2 · Dec 16, 2025 · US
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Imai Chieko patents
Imai Chieko is listed as an inventor on 19 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Imai Chieko |
| Total patents | 19 |
| First publication | Jan 4, 2018 |
| Latest publication | Dec 16, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Dissimilar-material joined body, method for producing dissimilar-material joined body, and stud-equipped aluminum member
US-2025178118-A1 · Jun 5, 2025 · US
Joined body testing method, joined body testing device, and joined body
US-12320781-B2 · Jun 3, 2025 · US
Method and device for producing frame structure
US-2024408688-A1 · Dec 12, 2024 · US
Method for joining aluminum material
US-11865610-B2 · Jan 9, 2024 · US
Stepped pipe member and stepped pipe member production method
US-11774013-B2 · Oct 3, 2023 · US
Joined body testing method, joined body testing device, and joined body
US-2023266275-A1 · Aug 24, 2023 · US
Metal composite material and method for producing metal composite material
US-2023032662-A1 · Feb 2, 2023 · US
Electromagnetic forming coil unit and formed-article producing method using same
US-11532417-B2 · Dec 20, 2022 · US
Method for joining aluminum material
US-2022355372-A1 · Nov 10, 2022 · US
Recent patents
Latest publications not already listed above.
Tube-member-forming method
US-11123784-B2 · Sep 21, 2021 · US
Electromagnetic forming device and electromagnetic forming method for aluminum tube member
US-11084084-B2 · Aug 10, 2021 · US
Stepped pipe member and stepped pipe member production method
US-2021148492-A1 · May 20, 2021 · US
Electromagnetic forming coil unit and formed-article producing method using same
US-2021090771-A1 · Mar 25, 2021 · US
Tube-member-forming method
US-2020222965-A1 · Jul 16, 2020 · US
Electromagnetic forming device and electromagnetic forming method for aluminum tube member
US-2020139420-A1 · May 7, 2020 · US
Joining structure
US-10583629-B2 · Mar 10, 2020 · US
Aluminum structural member
US-2019077466-A1 · Mar 14, 2019 · US
Joining structure
US-2018001525-A1 · Jan 4, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Kobe Steel Ltd | 21 |
| Toyota Motor Co Ltd | 3 |
| Shimadzu Corp | 2 |
| Kk Kobe Seiko Sho Kobe Steel | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B21D26/14 | 8 |
| B21D39/08 | 8 |
| B21D39/06 | 6 |
| Y10T29/49803 | 4 |
| B21D39/04 | 4 |