G03G 15/34
In which the powder image is formed directly on the recording material
Official title: in which the powder image is formed directly on the recording material {, e.g. by using a liquid toner}
G03G15/34 (In which the powder image is formed directly on the recording material) appears on 524 US grants and 106 published applications in this corpus.
Search patents in G03G- Granted patents
- 524
- Published applications
- 106
- Assignees
- 102
- Inventors
- 714
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 9 | 0 |
| 1985 | 8 | 0 |
| 1986 | 5 | 0 |
| 1987 | 12 | 0 |
| 1988 | 16 | 0 |
| 1989 | 12 | 0 |
| 1990 | 11 | 0 |
| 1991 | 10 | 0 |
| 1992 | 25 | 0 |
| 1993 | 21 | 0 |
| 1994 | 27 | 0 |
| 1995 | 19 | 0 |
| 1996 | 31 | 0 |
| 1997 | 18 | 0 |
| 1998 | 27 | 0 |
| 1999 | 38 | 0 |
| 2000 | 40 | 0 |
| 2001 | 34 | 3 |
| 2002 | 16 | 6 |
| 2003 | 7 | 9 |
| 2004 | 8 | 2 |
| 2005 | 3 | 4 |
| 2006 | 4 | 4 |
| 2007 | 3 | 6 |
| 2008 | 1 | 11 |
| 2009 | 2 | 6 |
| 2010 | 6 | 6 |
| 2011 | 3 | 4 |
| 2012 | 10 | 5 |
| 2013 | 4 | 3 |
| 2014 | 7 | 2 |
| 2015 | 3 | 1 |
| 2016 | 2 | 3 |
| 2017 | 3 | 3 |
| 2018 | 3 | 2 |
| 2019 | 1 | 6 |
| 2020 | 5 | 4 |
| 2021 | 3 | 3 |
| 2022 | 6 | 7 |
| 2023 | 2 | 4 |
| 2024 | 5 | 1 |
| 2025 | 4 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrostatic printing method3 Mar 2026US 12,566,397 B2Viavi Solutions Inc.
- Thermal transfer printing26 Aug 2025US 12,397,573 B2Landa Labs (2012) Ltd.
- Apparatus and methods for dispensing powder22 Apr 2025US 12,280,541 B2Alchemie Technology Limited
- Apparatus for coating a surface with particles11 Feb 2025US 12,220,903 B2Landa Labs (2012) Ltd.
- Apparatus for coating a surface with individual particles7 Jan 2025US 12,187,026 B2Landa Labs (2012) Ltd.
- Electrostatic printing method16 Jul 2026US 2026/0202783 A1Viavi Solutions Inc.
- Apparatus for coating a surface with individual particles23 May 2024US 2024/0165981 A1Landa Labs (2012) Ltd.
- Apparatus for coating a surface with particles9 Nov 2023US 2023/0356521 A1Landa Labs (2012) Ltd.
- Printing apparatus11 May 2023US 2023/0147281 A1Datamax-O'Neil Corporation
- Electrostatic printing method27 Apr 2023US 2023/0129906 A1Viavi Solutions Inc.
Most cited
By later US patents
- Method for recording and reproducing information, apparatus therefor and recording medium175US 5,638,103 ADai Nippon Printing Co.Ltd. · 1997
- 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
- Direct electrostatic printing apparatus and toner/developer delivery system therefor86US 4,743,926 AXerox Corporation · 1988