Solenoid, solenoid valve, and shock absorber
US-12597546-B2 · Apr 7, 2026 · US
Doi Kohei is listed as an inventor on 31 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Doi Kohei |
| Total patents | 31 |
| First publication | Mar 5, 2015 |
| Latest publication | Apr 7, 2026 |
Publications ranked by popularity score, then publication date.
US-12597546-B2 · Apr 7, 2026 · US
US-12287023-B2 · Apr 29, 2025 · US
US-12196288-B2 · Jan 14, 2025 · US
US-2024355853-A1 · Oct 24, 2024 · US
US-12106900-B2 · Oct 1, 2024 · US
US-11846366-B2 · Dec 19, 2023 · US
US-2023282405-A1 · Sep 7, 2023 · US
US-11721464-B2 · Aug 8, 2023 · US
US-11565238-B2 · Jan 31, 2023 · US
US-2022252128-A1 · Aug 11, 2022 · US
Latest publications not already listed above.
US-2022252127-A1 · Aug 11, 2022 · US
US-2022254555-A1 · Aug 11, 2022 · US
US-2022243839-A1 · Aug 4, 2022 · US
US-2021012939-A1 · Jan 14, 2021 · US
US-10883018-B2 · Jan 5, 2021 · US
US-10857758-B2 · Dec 8, 2020 · US
US-10731255-B2 · Aug 4, 2020 · US
US-2020030772-A1 · Jan 30, 2020 · US
US-10316156-B2 · Jun 11, 2019 · US
US-2019106602-A1 · Apr 11, 2019 · US
US-2019001618-A1 · Jan 3, 2019 · US
US-2018363134-A1 · Dec 20, 2018 · US
US-10105929-B2 · Oct 23, 2018 · US
US-9707742-B2 · Jul 18, 2017 · US
US-2017121481-A1 · May 4, 2017 · US
US-2016303822-A1 · Oct 20, 2016 · US
US-2016304680-A1 · Oct 20, 2016 · US
US-2016221299-A1 · Aug 4, 2016 · US
US-9382402-B2 · Jul 5, 2016 · US
US-2015299529-A1 · Oct 22, 2015 · US
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nitto Denko Corp | 16 |
| Kyb Corp | 12 |
| Tokyo Electron Ltd | 2 |
| Takako Ind Inc | 2 |
| Sony Semiconductor Solutions Corp | 1 |
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C08J2205/05 | 12 |
| B32B5/18 | 11 |
| F16K31/0675 | 11 |
| C09J7/26 | 10 |
| H01F2007/086 | 10 |