G03G 15/32
In which the charge pattern is formed dotwise
Official title: in which the charge pattern is formed dotwise, {e.g. by a thermal head}(G03G15/04, G03G15/05, G03G15/34 take precedence)
G03G15/32 (In which the charge pattern is formed dotwise) appears on 903 US grants and 575 published applications in this corpus.
Search patents in G03G- Granted patents
- 903
- Published applications
- 575
- Assignees
- 182
- Inventors
- 1,469
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 13 | 0 |
| 1980 | 5 | 0 |
| 1981 | 8 | 0 |
| 1982 | 11 | 0 |
| 1983 | 7 | 0 |
| 1984 | 14 | 0 |
| 1985 | 15 | 0 |
| 1986 | 7 | 0 |
| 1987 | 13 | 0 |
| 1988 | 18 | 0 |
| 1989 | 30 | 0 |
| 1990 | 20 | 0 |
| 1991 | 21 | 0 |
| 1992 | 24 | 0 |
| 1993 | 32 | 0 |
| 1994 | 24 | 0 |
| 1995 | 21 | 0 |
| 1996 | 25 | 0 |
| 1997 | 31 | 0 |
| 1998 | 33 | 0 |
| 1999 | 20 | 0 |
| 2000 | 11 | 0 |
| 2001 | 17 | 5 |
| 2002 | 11 | 10 |
| 2003 | 6 | 6 |
| 2004 | 8 | 14 |
| 2005 | 4 | 9 |
| 2006 | 6 | 35 |
| 2007 | 10 | 28 |
| 2008 | 14 | 82 |
| 2009 | 20 | 99 |
| 2010 | 59 | 102 |
| 2011 | 58 | 89 |
| 2012 | 81 | 20 |
| 2013 | 70 | 15 |
| 2014 | 48 | 6 |
| 2015 | 9 | 0 |
| 2016 | 7 | 4 |
| 2017 | 6 | 4 |
| 2018 | 4 | 4 |
| 2019 | 5 | 10 |
| 2020 | 9 | 6 |
| 2021 | 5 | 5 |
| 2022 | 5 | 3 |
| 2023 | 1 | 3 |
| 2024 | 2 | 4 |
| 2025 | 4 | 5 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus that can perform light amount calibration to adjust the density of a half tone image30 Jun 2026US 12,669,764 B2KYOCERA Document Solutions Inc.
- Image forming apparatus including motor supported by frame member and metal plates7 Apr 2026US 12,596,324 B2Canon Kabushiki Kaisha
- Exposure head and image forming apparatus17 Mar 2026US 12,578,668 B2Canon Kabushiki Kaisha
- Imaging device and imaging method thereof, and printer13 Jan 2026US 12,523,946 B2Faith Billion Technology Development Limited
- Thermal transfer printing26 Aug 2025US 12,397,573 B2Landa Labs (2012) Ltd.
- Image forming apparatus3 Sep 2026US 2026/0259517 A1Canon Kabushiki Kaisha
- Exposure head and image forming apparatus25 Jun 2026US 2026/0177942 A1Canon Kabushiki Kaisha
- Image writing device and image forming apparatus26 Mar 2026US 2026/0086472 A1FUJIFILM Business Innovation Corp.
- Image formation system22 Jan 2026US 2026/0023341 A1FUJIFILM Business Innovation Corp.
- Light emitting device, exposing device, and image forming apparatus8 Jan 2026US 2026/0010094 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Method of calibrating a spatial light modulator printing system280US 5,842,088 ATexas Instruments Incorporated · 1998
- Memory element for information storage and retrieval system and associated process182US 4,800,526 AGAF Corporation · 1989
- Method for MICR encoding of checks using laser printers and confirmation of MICR positioning161US 5,347,302 A1994
- System, method and process for fabrication of 3-dimensional objects by a static electrostatic imaging and lamination device114US 5,593,531 ATexas Instruments Incorporated · 1997
- Three electrode system in the generation of electrostatic images112US 4,160,257 ADennison Manufacturing Company · 1979