G03G 2221/1696
For auxiliary devices
Official title: for auxiliary devices, e.g. add-on modules
G03G2221/1696 (For auxiliary devices) appears on 139 US grants and 142 published applications in this corpus.
Search patents in G03G- Granted patents
- 139
- Published applications
- 142
- Assignees
- 38
- Inventors
- 366
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 5 |
| 2005 | 3 | 7 |
| 2006 | 3 | 9 |
| 2007 | 8 | 11 |
| 2008 | 6 | 3 |
| 2009 | 9 | 6 |
| 2010 | 3 | 2 |
| 2011 | 3 | 1 |
| 2012 | 4 | 4 |
| 2013 | 4 | 3 |
| 2014 | 3 | 6 |
| 2015 | 6 | 8 |
| 2016 | 10 | 10 |
| 2017 | 4 | 10 |
| 2018 | 17 | 19 |
| 2019 | 12 | 11 |
| 2020 | 11 | 3 |
| 2021 | 2 | 6 |
| 2022 | 3 | 3 |
| 2023 | 5 | 1 |
| 2024 | 5 | 4 |
| 2025 | 1 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sheet conveyance apparatus and sheet conveyance system25 Aug 2026US 12,715,723 B2Canon Kabushiki Kaisha
- Cooling device and image forming apparatus30 Jun 2026US 12,669,775 B2KYOCERA Document Solutions Inc.
- Image forming system10 Feb 2026US 12,547,117 B2Canon Finetech Nisca Inc.
- Input device and image forming apparatus22 Jul 2025US 12,368,809 B2Canon Kabushiki Kaisha
- Image forming apparatus19 Nov 2024US 12,147,181 B2Brother Kogyo Kabushiki Kaisha
- Member attachment structure30 Jul 2026US 2026/0219630 A1FUJIFILM Business Innovation Corp.
- Image forming apparatus that outputs energy consumption information30 Apr 2026US 2026/0119092 A1Canon Kabushiki Kaisha
- Sheet conveyance apparatus and sheet conveyance system15 Jan 2026US 2026/0015192 A1Canon Kabushiki Kaisha
- Image forming apparatus with sliding keyboard16 Oct 2025US 2025/0324006 A1Hewlett-Packard Development Company, L. P.
- Sheet processing apparatus2 Oct 2025US 2025/0303764 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Image recording apparatus constituting of selectable units53US 5,208,612 ARicoh Company, Ltd. · 1993
- Sheet feed apparatus for image forming system42US 5,002,266 ACanon Kabushiki Kaisha · 1991
- Equipment control apparatus39US 5,359,391 ACanon Kabushiki Kaisha · 1994
- Image-forming machine37US 5,118,093 AMita Industrial Co., Ltd. · 1992
- Equipment control apparatus35US 6,112,035 ACanon Kabushiki Kaisha · 2000