G03G 2221/0073
Electrostatic
G03G2221/0073 (Electrostatic) appears on 35 US grants and 35 published applications in this corpus.
Search patents in G03G- Granted patents
- 35
- Published applications
- 35
- Assignees
- 20
- Inventors
- 77
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 2 | 4 |
| 2010 | 1 | 3 |
| 2011 | 6 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 3 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 3 | 2 |
| 2023 | 3 | 3 |
| 2024 | 2 | 4 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus9 Sep 2025US 12,411,435 B2Canon Kabushiki Kaisha
- Image forming apparatus with brush that collects material adhered to surface of image bearing member and that includes brush portion including threads having specified thread density21 Jan 2025US 12,204,270 B2Canon Kabushiki Kaisha
- Image forming apparatus24 Sep 2024US 12,099,315 B2Canon Kabushiki Kaisha
- Image forming apparatus27 Aug 2024US 12,072,654 B2Canon Kabushiki Kaisha
- Image forming apparatus with brush portion comprising threads and with control to perform rotation of and stop of image bearing member to change posture of brush portion12 Dec 2023US 11,841,669 B2Canon Kabushiki Kaisha
- Image forming apparatus4 Jun 2026US 2026/0153830 A1Canon Kabushiki Kaisha
- Electrostatic collecting device1 May 2025US 2025/0138470 A1Canon Kabushiki Kaisha
- Image forming apparatus5 Dec 2024US 2024/0402631 A1Canon Kabushiki Kaisha
- Electrostatic collecting apparatus, image forming apparatus, and cleaning apparatus18 Jul 2024US 2024/0241462 A1Canon Kabushiki Kaisha
- Image forming apparatus29 Feb 2024US 2024/0069482 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Image forming apparatus with developing and cleaning system23US 5,148,219 AKabushiki Kaisha Toshiba · 1992
- Cleanerless image forming apparatus using an electrophotographic process19US 5,701,559 AKabushiki Kaisha TEC · 1997
- Image forming apparatus11US 5,146,285 AKabushiki Kaisha Toshiba · 1992
- Image forming apparatus7US 5,497,224 AKabushiki Kaisha Toshiba · 1996
- Image forming apparatus with collection6US 11,526,116 B2Canon Kabushiki Kaisha · 2022