Cleaning apparatus
US-2026090686-A1 · Apr 2, 2026 · US
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Freese John patents
Freese John is listed as an inventor on 27 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Freese John |
| Total patents | 27 |
| First publication | May 11, 2017 |
| Latest publication | Apr 2, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Surface cleaning head with dual rotating agitators
US-2026041292-A1 · Feb 12, 2026 · US
Agitator with debrider and hair removal
US-2025331691-A1 · Oct 30, 2025 · US
Agitator with debrider and hair removal
US-12376720-B2 · Aug 5, 2025 · US
Robotic cleaner with dual cleaning rollers
US-12342979-B2 · Jul 1, 2025 · US
Surface cleaning head for vacuum cleaner
US-2024415345-A1 · Dec 19, 2024 · US
Surface cleaning head with dual rotating agitators
US-2024341549-A1 · Oct 17, 2024 · US
Surface cleaning head for vacuum cleaner
US-12070177-B2 · Aug 27, 2024 · US
Surface cleaning head with dual rotating agitators
US-12048410-B2 · Jul 30, 2024 · US
Agitator with debrider and hair removal
US-2024215778-A1 · Jul 4, 2024 · US
Recent patents
Latest publications not already listed above.
Robotic cleaner with dual cleaning rollers
US-2024090721-A1 · Mar 21, 2024 · US
Agitator with debrider and hair removal
US-11925303-B2 · Mar 12, 2024 · US
Robotic cleaner with dual cleaning rollers
US-11839346-B2 · Dec 12, 2023 · US
Brush roll
US-D1005690-S · Nov 28, 2023 · US
Surface cleaning head with dual rotating agitators
US-2023090575-A1 · Mar 23, 2023 · US
Brush roll
US-D955115-S · Jun 21, 2022 · US
Robotic cleaner with dual cleaning rollers
US-2022110495-A1 · Apr 14, 2022 · US
Surface cleaning head with dual rotating agitators
US-11278171-B2 · Mar 22, 2022 · US
Robotic cleaner with dual cleaning rollers
US-11202542-B2 · Dec 21, 2021 · US
Agitator with debrider and hair removal
US-2021169287-A1 · Jun 10, 2021 · US
Agitator with debrider and hair removal
US-10925447-B2 · Feb 23, 2021 · US
Surface cleaning head for vacuum cleaner
US-2020329930-A1 · Oct 22, 2020 · US
Surface cleaning head for vacuum cleaner
US-10702108-B2 · Jul 7, 2020 · US
Robotic cleaner with dual cleaning rollers
US-2018338656-A1 · Nov 29, 2018 · US
Agitator with debrider and hair removal
US-2018255991-A1 · Sep 13, 2018 · US
Surface cleaning head for vacuum cleaner
US-2017347848-A1 · Dec 7, 2017 · US
Surface cleaning head with dual rotating agitators
US-2017127896-A1 · May 11, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sharkninja Operating Llc | 27 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A47L9/0477 | 24 |
| A47L5/30 | 17 |
| A47L9/0488 | 17 |
| A47L2201/00 | 13 |
| A47L11/24 | 13 |