A47L 9/0438
With gears having orbital motion
Official title: {with gears having orbital motion, e.g. planetary gearing}
A47L9/0438 (With gears having orbital motion) appears on 23 US grants and 30 published applications in this corpus.
Search patents in A47L- Granted patents
- 23
- Published applications
- 30
- Assignees
- 15
- Inventors
- 64
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 3 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 1 | 2 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 2 | 3 |
| 2024 | 1 | 3 |
| 2025 | 1 | 0 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Rotary brush device and vacuum cleaner using the same180US 6,323,570 B1Matsushita Electric Industrial Co., Ltd. · 2001
- Rotary brush device and vacuum cleaner using the same167US 6,400,048 B1Matsushita Electric Industrial Co., Ltd. · 2002
- Rotary brush device and vacuum cleaner using the same145US 6,437,465 B1Matsushita Electric Industrial Co., Ltd. · 2002
- Cleaner head for a vacuum cleaner66US 8,776,311 B2Dyson Technology Limited · 2014
- Cleaning device with sweeping and vacuuming functions43US 7,827,653 B1Industrial Technology Research Institute · 2010