G03G 2215/2083
Duplex
Official title: duplex
G03G2215/2083 (Duplex) appears on 146 US grants and 78 published applications in this corpus.
Search patents in G03G- Granted patents
- 146
- Published applications
- 78
- Assignees
- 57
- Inventors
- 337
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 12 | 0 |
| 1999 | 12 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 1 |
| 2002 | 2 | 8 |
| 2003 | 9 | 6 |
| 2004 | 5 | 2 |
| 2005 | 0 | 8 |
| 2006 | 6 | 9 |
| 2007 | 9 | 9 |
| 2008 | 6 | 1 |
| 2009 | 5 | 4 |
| 2010 | 3 | 1 |
| 2011 | 3 | 5 |
| 2012 | 3 | 1 |
| 2013 | 2 | 4 |
| 2014 | 1 | 1 |
| 2015 | 4 | 2 |
| 2016 | 4 | 4 |
| 2017 | 2 | 3 |
| 2018 | 4 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Image forming apparatus capable of forming test images on different sides of recording materials22 Apr 2025US 12,282,274 B2Canon Kabushiki Kaisha
- Transfer of printing medium in simplex path and duplex path8 Oct 2024US 12,111,596 B2Hewlett-Packard Development Company, L. P.
- Image forming device16 Jul 2024US 12,038,707 B2Sharp Kabushiki Kaisha
- Image forming apparatus that can form images on both sides of sheet by inverting sheet30 Aug 2022US 11,429,048 B2Canon Kabushiki Kaisha
- Image forming apparatus capable of increasing gloss level of toner image without increasing number of processes performed by fixing unit19 Jul 2022US 11,392,064 B2Canon Kabushiki Kaisha
- Image forming apparatus for bonding plurality of sheets using adhesive image10 Jul 2025US 2025/0224690 A1Canon Kabushiki Kaisha
- Transfer of printing medium in simplex path and duplex path16 Nov 2023US 2023/0367248 A1Hewlett-Packard Development Company, L. P.
- Image forming apparatus3 Aug 2023US 2023/0244161 A1Canon Kabushiki Kaisha
- Image forming device8 Jun 2023US 2023/0176513 A1Sharp Kabushiki Kaisha
- Connection structure of two fusing devices23 Jun 2022US 2022/0197196 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Both-side recording system166US 4,579,446 ACanon Kabushiki Kaisha · 1986
- Belt fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unit65US 7,127,204 B2Ricoh Company, Ltd. · 2006
- Fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unit58US 7,313,353 B2Ricoh Company, Ltd. · 2007
- Belt fixing device54US 6,243,559 B1Ricoh Company, Ltd. · 2001
- Image forming apparatus and method for producing high gloss duplex images47US 5,450,183 AEastman Kodak Company · 1995