G03G 2215/0409
Light-emitting diodes, i.e. led-array
Official title: Light-emitting diodes, i.e. LED-array
G03G2215/0409 (Light-emitting diodes, i.e. led-array) appears on 173 US grants and 220 published applications in this corpus.
Search patents in G03G- Granted patents
- 173
- Published applications
- 220
- Assignees
- 39
- Inventors
- 319
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 6 |
| 2006 | 3 | 6 |
| 2007 | 2 | 13 |
| 2008 | 5 | 21 |
| 2009 | 6 | 26 |
| 2010 | 24 | 25 |
| 2011 | 17 | 11 |
| 2012 | 20 | 2 |
| 2013 | 11 | 2 |
| 2014 | 4 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 3 | 2 |
| 2018 | 3 | 15 |
| 2019 | 10 | 7 |
| 2020 | 12 | 10 |
| 2021 | 10 | 8 |
| 2022 | 8 | 8 |
| 2023 | 3 | 7 |
| 2024 | 6 | 14 |
| 2025 | 10 | 22 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light emitting members6 Oct 2026US 12,754,493 B2Hewlett-Packard Development Company, L. P.
- Printing equipment for metallic material and printing method using same8 Sep 2026US 12,730,405 B2Posco
- Image forming apparatus8 Sep 2026US 12,730,408 B2Canon Kabushiki Kaisha
- Image forming apparatus with cooling configuration8 Sep 2026US 12,730,409 B2Canon Kabushiki Kaisha
- Image forming apparatus with tool for holding exposure head and the tool thereof18 Aug 2026US 12,710,721 B2Canon Kabushiki Kaisha
- Image forming apparatus8 Oct 2026US 2026/0310115 A1Canon Kabushiki Kaisha
- Light emitting device, optical writing device using the same, and image forming system20 Aug 2026US 2026/0244125 A1FUJIFILM Business Innovation Corp.
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus2 Jul 2026US 2026/0186430 A1KYOCERA Document Solutions Inc.
- Image writing device and image forming apparatus26 Mar 2026US 2026/0086472 A1FUJIFILM Business Innovation Corp.
- Light emitting component, optical writing device equipped with the same, and image forming system26 Mar 2026US 2026/0086473 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Image forming apparatus21US 8,040,368 B2Brother Kogyo Kabushiki Kaisha · 2011
- Recording head and image forming apparatus using the same18US 5,969,744 ACanon Kabushiki Kaisha · 1999
- Image forming device having exposure unit provided to first device body rotataby joined to second device body16US 7,991,325 B2Brother Kogyo Kabushiki Kaisha · 2011
- Image forming apparatus14US 7,825,946 B2Brother Kogyo Kabushiki Kaisha · 2010
- Light projecting device, image reading device including same, and image forming apparatus including the image reading device14US 8,422,917 B2Ricoh Company, Ltd. · 2013