G03G 2215/0478
Due to image carrier variations
Official title: due to image carrier variations, e.g. ageing
G03G2215/0478 (Due to image carrier variations) appears on 7 US grants and 7 published applications in this corpus.
Search patents in G03G- Granted patents
- 7
- Published applications
- 7
- Assignees
- 5
- Inventors
- 18
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus controlling pre-exposure of photosensitive drum8 Sep 2026US 12,730,392 B2Canon Kabushiki Kaisha
- Image forming apparatus22 Aug 2023US 11,733,631 B2Canon Kabushiki Kaisha
- Image forming apparatus and density correction method30 Aug 2016US 9,432,547 B2Konica Minolta, Inc.
- Image forming apparatus and image forming device with toner layer forming unit23 Aug 2016US 9,423,723 B2Konica Minolta, Inc.
- Compensating for periodic nonuniformity in electrophotographic printer30 Sep 2014US 8,849,132 B2Eastman Kodak Company
- Image forming apparatus19 Jun 2025US 2025/0199436 A1Canon Kabushiki Kaisha
- Image forming apparatus26 Jan 2023US 2023/0025235 A1Canon Kabushiki Kaisha
- Image forming apparatus and density correction method26 May 2016US 2016/0150117 A1Konica Minolta, Inc.
- Image forming apparatus and image forming device26 Nov 2015US 2015/0338782 A1Konica Minolta, Inc.
- Compensating for periodic nonuniformity in electrophotographic printer4 Oct 2012US 2012/0251131 A1Eastman Kodak Company
Most cited
By later US patents
- Method, control circuit, computer program product and printing device for an electrophotographic process with temperature-compensated discharge depth regulation128US 7,027,078 B2Oce Printing Systems GmbH · 2006
- Compensating for periodic nonuniformity in electrophotographic printer3US 8,849,132 B2Eastman Kodak Company · 2014
- Image forming apparatus and density correction method1US 9,432,547 B2Konica Minolta, Inc. · 2016