Bearing test apparatus and bearing test method using the same
US-2025180433-A1 · Jun 5, 2025 · US
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Kwak Wonil patents
Kwak Wonil is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Kwak Wonil |
| Total patents | 16 |
| First publication | May 12, 2015 |
| Latest publication | Jun 5, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Anderon meter for cryogenic environment and measuring method for bearing friction torque using the same
US-12013309-B2 · Jun 18, 2024 · US
Fluid monitoring method
US-2024159649-A1 · May 16, 2024 · US
Turbomachine having hybrid bearing structure including magnetic bearing, permanent magnet, and sleeve journal bearing and method of controlling the same
US-11905993-B2 · Feb 20, 2024 · US
Turbomachine having hybrid bearing structure including magnetic bearing, permanent magnet, and sleeve journal bearing and method of controlling the same
US-2023407914-A1 · Dec 21, 2023 · US
Anderon meter for cryogenic environment and measuring method for bearing friction torque using the same
US-2023048331-A1 · Feb 16, 2023 · US
Fractal structure for power-generation of bearing rotating vibration
US-11525477-B2 · Dec 13, 2022 · US
System of condition monitoring of self power-generated bearing module
US-11513032-B2 · Nov 29, 2022 · US
Metal powder manufacturing apparatus for metal 3D printer
US-11241738-B2 · Feb 8, 2022 · US
System of condition monitoring of self power-generated bearing module
US-2020271545-A1 · Aug 27, 2020 · US
Recent patents
Latest publications not already listed above.
Fractal structure for power-generation of bearing rotating vibration
US-2020200215-A1 · Jun 25, 2020 · US
Metal powder manufacturing apparatus for metal 3d printer
US-2019375021-A1 · Dec 12, 2019 · US
Bearing test apparatus for testing behavior of the bearing
US-10247638-B2 · Apr 2, 2019 · US
Bearing test apparatus for testing behavior of the bearing
US-2018136081-A1 · May 17, 2018 · US
Mobile phone
US-D781805-S · Mar 21, 2017 · US
Cellular phone
US-D729190-S · May 12, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Korea Inst Sci & Tech | 14 |
| Lg Electronics Inc | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01M13/04 | 7 |
| G01M13/045 | 6 |
| F16C2300/52 | 4 |
| F16C2202/36 | 4 |
| F16C19/06 | 4 |