A47L 1/03
Cleaning both sides of a window simultaneously
Official title: cleaning both sides of a window simultaneously
A47L1/03 (Cleaning both sides of a window simultaneously) appears on 16 US grants and 22 published applications in this corpus.
Search patents in A47L- Granted patents
- 16
- Published applications
- 22
- Assignees
- 13
- Inventors
- 22
- Latest grant
- 7 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 4 |
| 2014 | 2 | 3 |
| 2015 | 2 | 3 |
| 2016 | 5 | 3 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Window cleaning tool7 Jun 2022US 11,350,805 B2
- Glass-wiping robot4 Jan 2022US 11,213,176 B2Ecovacs Robotics Co., Ltd.
- Glass-wiping robot13 Oct 2020US 10,799,079 B2Ecovacs Robotics Co., Ltd.
- Electric window cleaning device1 Jan 2019US 10,165,911 B2
- Window cleaning apparatus and method of controlling the same24 Jul 2018US 10,028,629 B2RF Corporation
- Glass cleaning device22 Sep 2022US 2022/0295979 A1SnowTree Worldwide Inc.
- Window cleaning tool6 May 2021US 2021/0127913 A1
- Cleaning apparatus for cleaning both sides of a glass panel22 Apr 2021US 2021/0113036 A1Fairway Electronic Co., Ltd.
- Glass-wiping robot13 Aug 2020US 2020/0253434 A1Ecovacs Robotics Co., Ltd.
- Electric window cleaning device4 Jan 2018US 2018/0000294 A1
Most cited
By later US patents
- Window cleaning apparatus and method for controlling movement thereof6US 8,826,482 B2Intellectual Discovery Co., Ltd. · 2014
- Window glaze cleaning5US 4,955,924 A1990
- Glass window cleaning device and a control method therefor5US 9,215,956 B2Intellectual Discovery Co., Ltd. · 2015
- Window cleaning apparatus capable of supplying power in real-time from inner unit to outer unit3US 9,439,545 B2Industry-Academic Cooperation Foundation, Yonsei University · 2016
- Adjustable support3US 9,599,278 B22017