G03G 2215/2003
Structural features of the fixing device
G03G2215/2003 (Structural features of the fixing device) appears on 3,649 US grants and 3,823 published applications in this corpus.
Search patents in G03G- Granted patents
- 3,649
- Published applications
- 3,823
- Assignees
- 168
- Inventors
- 3,427
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 11 | 0 |
| 1991 | 10 | 0 |
| 1992 | 16 | 0 |
| 1993 | 14 | 0 |
| 1994 | 22 | 0 |
| 1995 | 17 | 0 |
| 1996 | 23 | 0 |
| 1997 | 25 | 0 |
| 1998 | 43 | 0 |
| 1999 | 49 | 0 |
| 2000 | 42 | 0 |
| 2001 | 34 | 6 |
| 2002 | 29 | 59 |
| 2003 | 58 | 70 |
| 2004 | 55 | 85 |
| 2005 | 63 | 124 |
| 2006 | 69 | 140 |
| 2007 | 95 | 148 |
| 2008 | 117 | 139 |
| 2009 | 88 | 163 |
| 2010 | 127 | 147 |
| 2011 | 121 | 236 |
| 2012 | 141 | 142 |
| 2013 | 180 | 186 |
| 2014 | 193 | 240 |
| 2015 | 296 | 195 |
| 2016 | 296 | 198 |
| 2017 | 170 | 192 |
| 2018 | 169 | 155 |
| 2019 | 164 | 137 |
| 2020 | 166 | 192 |
| 2021 | 152 | 166 |
| 2022 | 131 | 161 |
| 2023 | 143 | 165 |
| 2024 | 133 | 124 |
| 2025 | 99 | 121 |
| 2026 | 65 | 132 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G03G 2215/2016Heating beltIndexing code3,026
- G03G 2215/2009Pressure beltIndexing code268
- G03G 2215/2045Variable fixing speedIndexing code243
- G03G 2215/2048Surface layer materialIndexing code193
- G03G 2215/2006Plurality of separate fixing areasIndexing code128
- G03G 2215/2058Shape of roller along rotational axisIndexing code105
Recent patents
- Image forming apparatus that controls heater of fixing device, according to size of recording sheet6 Oct 2026US 12,754,498 B2KYOCERA Document Solutions Inc.
- Heater including heat generating pattern and electrode having connector therebetween6 Oct 2026US 12,754,500 B2Hewlett-Packard Development Company, L. P.
- Image forming apparatus that can predict a life of the fixing roller6 Oct 2026US 12,754,505 B2KYOCERA Document Solutions Inc.
- Image forming apparatus having a pipe to send air to an air nozzle29 Sep 2026US 12,748,365 B2Canon Kabushiki Kaisha
- Fusing based on belt temperature29 Sep 2026US 12,748,366 B2Hewlett-Packard Development Company, L. P.
- Fixing apparatus and image forming apparatus8 Oct 2026US 2026/0310119 A1Canon Kabushiki Kaisha
- Digitally printed and produced heat transfer and method of manufacture1 Oct 2026US 2026/0299467 A1Avery Dennison Retail Information Services LLC
- Fixing device and image forming apparatus1 Oct 2026US 2026/0299469 A1FUJIFILM Business Innovation Corp.
- Fixing device and image forming apparatus1 Oct 2026US 2026/0299474 A1Canon Kabushiki Kaisha
- Fixing device and image forming apparatus17 Sep 2026US 2026/0277140 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Dual roller apparatus for pressure fixing sheet material205US 5,195,430 ATektronix, Inc. · 1993
- Electrostatographic reproduction machine including a plurality of selectable fusing assemblies130US 6,125,248 AXerox Corporation · 2000
- Image fixing apparatus with movable sheet member and detectors117US 5,149,941 ACanon Kabushiki Kaisha · 1992
- Full-color toner image fixing method and apparatus98US 6,363,229 B1Ricoh Company, Ltd. · 2002
- Fixing device using an induction heating unit95US 6,078,781 AKabushiki Kaisha Toshiba · 2000