B41J 2/17513
Inner structure
Official title: {Inner structure}
B41J2/17513 (Inner structure) appears on 5,559 US grants and 5,289 published applications in this corpus.
Search patents in B41J- Granted patents
- 5,559
- Published applications
- 5,289
- Assignees
- 375
- Inventors
- 3,972
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 10 | 0 |
| 1991 | 5 | 0 |
| 1992 | 15 | 0 |
| 1993 | 16 | 0 |
| 1994 | 20 | 0 |
| 1995 | 33 | 0 |
| 1996 | 55 | 0 |
| 1997 | 59 | 0 |
| 1998 | 80 | 0 |
| 1999 | 113 | 0 |
| 2000 | 133 | 0 |
| 2001 | 187 | 59 |
| 2002 | 140 | 165 |
| 2003 | 147 | 230 |
| 2004 | 204 | 329 |
| 2005 | 207 | 523 |
| 2006 | 287 | 242 |
| 2007 | 284 | 307 |
| 2008 | 317 | 362 |
| 2009 | 249 | 369 |
| 2010 | 306 | 254 |
| 2011 | 411 | 160 |
| 2012 | 204 | 130 |
| 2013 | 148 | 158 |
| 2014 | 163 | 102 |
| 2015 | 161 | 138 |
| 2016 | 158 | 173 |
| 2017 | 148 | 156 |
| 2018 | 146 | 191 |
| 2019 | 181 | 187 |
| 2020 | 177 | 191 |
| 2021 | 151 | 170 |
| 2022 | 153 | 158 |
| 2023 | 140 | 162 |
| 2024 | 115 | 134 |
| 2025 | 134 | 160 |
| 2026 | 65 | 79 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fluid ejection device assemblies6 Oct 2026US 12,752,541 B2Hewlett-Packard Development Company, L. P.
- Cartridge mountable to a printing apparatus that ejects liquid onto a print medium for printing6 Oct 2026US 12,752,542 B2Canon Kabushiki Kaisha
- Fluid ejection device components6 Oct 2026US 12,752,545 B2Hewlett-Packard Development Company, L. P.
- Degassing device and inkjet recording apparatus29 Sep 2026US 12,746,758 B2KYOCERA Document Solutions Inc.
- Ink-receiving body and recording method22 Sep 2026US 12,741,470 B2Seiko Epson Corporation
- Liquid accommodation body and method of pouring liquid into liquid accommodation body1 Oct 2026US 2026/0296035 A1Seiko Epson Corporation
- Liquid supply apparatus, printing system, and printing apparatus1 Oct 2026US 2026/0296036 A1Canon Kabushiki Kaisha
- Liquid ejecting apparatus and liquid accommodating device1 Oct 2026US 2026/0296041 A1Seiko Epson Corporation
- Ink refill container and ink refill container remanufacturing method24 Sep 2026US 2026/0285048 A1Canon Kabushiki Kaisha
- Liquid supply apparatus, printing system, and printing apparatus24 Sep 2026US 2026/0285049 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Thermal ink jet pen body construction having improved ink storage and feed capability537US 4,771,295 AHewlett-Packard Company · 1988
- Document having an encoded data structure288US 7,234,645 B2Silverbrook Research Pty Ltd · 2007
- Wide format pagewidth inkjet printer287US 6,672,706 B2Silverbrook Research Pty Ltd · 2004
- Purging system for ink jet recording apparatus281US 4,558,326 AKonishiroku Photo Industry Co., Ltd. · 1985
- Disposable ink jet head275US 4,500,895 AHewlett-Packard Company · 1985