B41J 2/4155
For direct electrostatic printing [dep]
Official title: {for direct electrostatic printing [DEP]}
B41J2/4155 (For direct electrostatic printing [dep]) appears on 230 US grants and 23 published applications in this corpus.
Search patents in B41J- Granted patents
- 230
- Published applications
- 23
- Assignees
- 35
- Inventors
- 200
- Latest grant
- 14 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 14 | 0 |
| 1998 | 20 | 0 |
| 1999 | 30 | 0 |
| 2000 | 38 | 0 |
| 2001 | 31 | 1 |
| 2002 | 12 | 4 |
| 2003 | 6 | 4 |
| 2004 | 4 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 4 |
| 2018 | 2 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Image formation medium assembly with resin14 May 2024US 11,981,149 B2Hewlett-Packard Development Company, L. P.
- Ink-jet printer24 Nov 2020US 10,843,469 B2Brother Kogyo Kabushiki Kaisha
- Information processing apparatus that displays a print setting screen based on information of a printing apparatus in a format interpretable in a first program layer and processing method thereof14 Apr 2020US 10,620,892 B2Canon Kabushiki Kaisha
- Louver assembly for an image forming apparatus4 Jun 2019US 10,310,449 B2Canon Kabushiki Kaisha
- Ink-jet printer21 May 2019US 10,293,612 B2Brother Kogyo Kabushiki Kaisha
- Image formation medium assembly with resin27 Jan 2022US 2022/0024222 A1Hewlett-Packard Development Company, L. P.
- Ink-jet printer7 Nov 2019US 2019/0337295 A1Brother Kogyo Kabushiki Kaisha
- Ink-jet printer30 Aug 2018US 2018/0244050 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus23 Nov 2017US 2017/0336758 A1Canon Kabushiki Kaisha
- Ink-jet printer19 Oct 2017US 2017/0297341 A1Brother Kogyo Kabushiki Kaisha
Most cited
By later US patents
- Image forming device having sheet conveyance device126US 5,473,352 ABrother Kogyo Kabushiki Kaisha · 1995
- Method for producing a latent electric charge pattern and a device for performing the method114US 5,036,341 AOve Larsson Production AB · 1991
- Image recording method and apparatus99US 4,491,855 ACanon Kabushiki Kaisha · 1985
- Recording apparatus using a toner-fog generated by electric fields applied to electrodes on the surface of the developer carrier77US 4,568,955 ATokyo Shibaura Denki Kabushiki Kaisha · 1986
- Direct electrostatic printing apparatus with toner supply-side control electrodes67US 4,912,489 AXerox Corporation · 1990