B41J 2/015
Characterised by the jet generation process
Official title: characterised by the jet generation process (B41J2/215 takes precedence)
B41J2/015 (Characterised by the jet generation process) appears on 10,829 US grants and 10,530 published applications in this corpus.
Search patents in B41J- Granted patents
- 10,829
- Published applications
- 10,530
- Assignees
- 798
- Inventors
- 9,308
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 14 | 0 |
| 1978 | 17 | 0 |
| 1979 | 11 | 0 |
| 1980 | 22 | 0 |
| 1981 | 35 | 0 |
| 1982 | 36 | 0 |
| 1983 | 28 | 0 |
| 1984 | 25 | 0 |
| 1985 | 35 | 0 |
| 1986 | 27 | 0 |
| 1987 | 32 | 0 |
| 1988 | 41 | 0 |
| 1989 | 37 | 0 |
| 1990 | 24 | 0 |
| 1991 | 20 | 0 |
| 1992 | 36 | 0 |
| 1993 | 25 | 0 |
| 1994 | 33 | 0 |
| 1995 | 54 | 0 |
| 1996 | 71 | 0 |
| 1997 | 66 | 0 |
| 1998 | 121 | 0 |
| 1999 | 141 | 0 |
| 2000 | 208 | 0 |
| 2001 | 330 | 84 |
| 2002 | 355 | 266 |
| 2003 | 295 | 278 |
| 2004 | 272 | 467 |
| 2005 | 254 | 573 |
| 2006 | 327 | 418 |
| 2007 | 365 | 409 |
| 2008 | 367 | 451 |
| 2009 | 358 | 489 |
| 2010 | 452 | 388 |
| 2011 | 408 | 314 |
| 2012 | 283 | 245 |
| 2013 | 286 | 378 |
| 2014 | 408 | 337 |
| 2015 | 501 | 381 |
| 2016 | 398 | 356 |
| 2017 | 355 | 548 |
| 2018 | 425 | 563 |
| 2019 | 518 | 512 |
| 2020 | 514 | 553 |
| 2021 | 439 | 567 |
| 2022 | 417 | 463 |
| 2023 | 370 | 435 |
| 2024 | 384 | 424 |
| 2025 | 329 | 328 |
| 2026 | 247 | 303 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Drive circuit board and liquid ejection apparatus6 Oct 2026US 12,752,527 B2Seiko Epson Corporation
- Liquid ejection apparatus, recording medium, and liquid ejection head6 Oct 2026US 12,752,528 B2Konica Minolta, Inc.
- Inkjet apparatus and method of aligning the same6 Oct 2026US 12,752,534 B2Samsung Display Co., Ltd.
- Liquid discharge apparatus and liquid discharge method6 Oct 2026US 12,752,536 B2Ricoh Company, Ltd.
- Piezoelectric element, method for manufacturing piezoelectric element, and liquid ejection head6 Oct 2026US 12,757,636 B2Canon Kabushiki Kaisha
- Drive waveform generator, liquid discharge head, liquid discharge apparatus, manufacturing apparatus for display devices, and method of manufacturing display devices8 Oct 2026US 2026/0307382 A1
- Liquid discharge head substrate, liquid discharge head, and liquid discharge apparatus8 Oct 2026US 2026/0307383 A1Canon Kabushiki Kaisha
- Printing device and method for controlling the same8 Oct 2026US 2026/0307384 A1Samsung Display Co., Ltd.
- Printing apparatus, control method, and storage medium8 Oct 2026US 2026/0307385 A1Canon Kabushiki Kaisha
- Drive waveform generator, liquid discharge head, and liquid discharge apparatus8 Oct 2026US 2026/0307386 A1
Most cited
By later US patents
- Bubble jet recording method and apparatus in which a heating element generates bubbles in a liquid flow path to project droplets2,047US 4,723,129 ACanon Kabushiki Kaisha · 1988
- Droplet generating method and apparatus thereof1,847US 4,463,359 ACanon Kabushiki Kaisha · 1984
- Bubble jet recording method and apparatus in which a heating element generates bubbles in multiple liquid flow paths to project droplets1,733US 4,740,796 ACanon Kabushiki Kaisha · 1988
- Ink jet recording method1,590US 4,345,262 ACanon Kabushiki Kaisha · 1982
- Liquid jet recording process and liquid jet recording head1,557US 4,313,124 ACanon Kabushiki Kaisha · 1982