Shoe care apparatus
US-12569581-B2 · Mar 10, 2026 · US
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Lee Hakjae patents
Lee Hakjae is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lee Hakjae |
| Total patents | 16 |
| First publication | Aug 20, 2015 |
| Latest publication | Mar 10, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Shoe care apparatus
US-12502050-B2 · Dec 23, 2025 · US
Shoe care apparatus
US-12414673-B2 · Sep 16, 2025 · US
Spraying device and method of controlling the same for improving thermal efficiency of air conditioner
US-12339018-B2 · Jun 24, 2025 · US
Lint removal device and clothes dryer including the same
US-2025075415-A1 · Mar 6, 2025 · US
Spraying device and method of controlling the same for improving thermal efficiency of air conditioner
US-2024219041-A1 · Jul 4, 2024 · US
Shoe care apparatus
US-2023320560-A1 · Oct 12, 2023 · US
Shoe care apparatus
US-2023321292-A1 · Oct 12, 2023 · US
Shoe care apparatus
US-2023180994-A1 · Jun 15, 2023 · US
Clothes care apparatus
US-11519131-B2 · Dec 6, 2022 · US
Recent patents
Latest publications not already listed above.
Shoe care apparatus
US-2022313061-A1 · Oct 6, 2022 · US
Clothes care apparatus
US-2020385917-A1 · Dec 10, 2020 · US
Separated coolant circulation structure for water-cooled power generator and cooling method thereof
US-9985489-B2 · May 29, 2018 · US
Quantitative analyzing method of CIGS film using a laser induced breakdown spectroscopy
US-9557273-B2 · Jan 31, 2017 · US
Variable pin-hole type collimator and radiation imaging device using the same
US-9406412-B2 · Aug 2, 2016 · US
Variable pin-hole type collimator and radiation imaging device using the same
US-2015235723-A1 · Aug 20, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Samsung Electronics Co Ltd | 12 |
| Univ Korea Res & Bus Found | 2 |
| Gwangju Inst Science & Tech | 1 |
| Doosan Heavy Ind & Construction Co Ltd | 1 |
| Korea Univ Res And Business Machines | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A47L23/205 | 7 |
| A47L23/20 | 5 |
| A61L2/10 | 4 |
| D06F73/02 | 4 |
| F26B21/333 | 3 |