Hand-held surface cleaning device
US-2026033681-A1 · Feb 5, 2026 · US
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Chen Heliang patents
Chen Heliang is listed as an inventor on 29 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chen Heliang |
| Total patents | 29 |
| First publication | Mar 28, 2019 |
| Latest publication | Feb 5, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Steam cleaning apparatus
US-2026007294-A1 · Jan 8, 2026 · US
Steam cleaning apparatus
US-12396613-B2 · Aug 26, 2025 · US
Cleaning apparatus
US-2025213090-A1 · Jul 3, 2025 · US
Hand-held surface cleaning device
US-12336681-B2 · Jun 24, 2025 · US
Hand-held surface cleaning device
US-2025151962-A1 · May 15, 2025 · US
Cleaning apparatus
US-12290220-B2 · May 6, 2025 · US
Wet/dry vacuum tools
US-2024423437-A1 · Dec 26, 2024 · US
Cleaning apparatus
US-2024389820-A1 · Nov 28, 2024 · US
Cleaning apparatus
US-2024389818-A1 · Nov 28, 2024 · US
Recent patents
Latest publications not already listed above.
Extraction cleaner
US-2024315512-A1 · Sep 26, 2024 · US
Hand-held surface cleaning device
US-2024315503-A1 · Sep 26, 2024 · US
Extraction cleaner
US-12070171-B2 · Aug 27, 2024 · US
Extraction cleaner
US-2024245274-A1 · Jul 25, 2024 · US
Extraction cleaner
US-2024245278-A1 · Jul 25, 2024 · US
Extraction cleaner
US-12035857-B1 · Jul 16, 2024 · US
Hand-held surface cleaning device
US-12029375-B2 · Jul 9, 2024 · US
Hand-held surface cleaning device
US-11930988-B2 · Mar 19, 2024 · US
Hand-held surface cleaning device
US-2024065497-A1 · Feb 29, 2024 · US
Hand-held surface cleaning device
US-11864714-B2 · Jan 9, 2024 · US
Hand-held surface cleaning device
US-11672388-B2 · Jun 13, 2023 · US
Steam cleaning apparatus
US-2022338703-A1 · Oct 27, 2022 · US
Hand-held surface cleaning device
US-11213177-B2 · Jan 4, 2022 · US
Hand-held surface cleaning device
US-2021290020-A1 · Sep 23, 2021 · US
Hand-held surface cleaning device
US-2021290019-A1 · Sep 23, 2021 · US
Robotic vacuum
US-10898042-B2 · Jan 26, 2021 · US
Hand-held surface cleaning device
US-2020297172-A1 · Sep 24, 2020 · US
Robotic vacuum
US-2019090705-A1 · Mar 28, 2019 · US
Hand-held surface cleaning device
US-2019090701-A1 · Mar 28, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sharkninja Operating Llc | 29 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A47L5/24 | 18 |
| A47L11/24 | 18 |
| A47L2201/00 | 16 |
| A47L9/0466 | 16 |
| A47L9/0477 | 16 |