B41J 2002/4756
Erasing by radiation
Official title: {Erasing by radiation}
B41J2002/4756 (Erasing by radiation) appears on 33 US grants and 36 published applications in this corpus.
Search patents in B41J- Granted patents
- 33
- Published applications
- 36
- Assignees
- 7
- Inventors
- 39
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 3 | 2 |
| 2015 | 1 | 2 |
| 2016 | 4 | 5 |
| 2017 | 2 | 2 |
| 2018 | 5 | 4 |
| 2019 | 2 | 1 |
| 2020 | 1 | 4 |
| 2021 | 2 | 8 |
| 2022 | 6 | 2 |
| 2023 | 3 | 1 |
| 2024 | 0 | 2 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Laser containment structure for a laser printhead17 Feb 2026US 12,552,189 B2Zebra Technologies Corporation
- Drawing system and drawing method11 Nov 2025US 12,466,196 B2Sony Group Corporation
- Data protector, data protection seal, and drawing device11 Nov 2025US 12,466,197 B2Sony Group Corporation
- Control of laser printhead for writing or erasing content4 Mar 2025US 12,240,238 B2Zebra Technologies Corporation
- Control of laser printhead for writing or erasing content26 Dec 2023US 11,850,853 B2Zebra Technologies Corporation
- Drawing system and drawing method23 May 2024US 2024/0165983 A1Sony Group Corporation
- Control of Laser Printhead for Writing or Erasing Content7 Mar 2024US 2024/0075739 A1Zebra Technologies Corporation
- Laser Containment Structure for a Laser Printhead27 Jul 2023US 2023/0234386 A1Zebra Technologies Corporation
- Data protector, data protection seal, and drawing device28 Apr 2022US 2022/0126596 A1Sony Group Corporation
- Drawing method, heat-sensitive recording medium, and drawing device24 Feb 2022US 2022/0055375 A1Sony Corporation
Most cited
By later US patents
- Decoloring apparatus and method4US 9,434,193 B2Kabushiki Kaisha Toshiba · 2016
- Image processing method and image processing apparatus2US 9,757,956 B2Ricoh Company, Ltd. · 2017
- Laser containment structure for a laser printhead1US 11,648,789 B2Zebra Technologies Corporation · 2023
- Drawing control method, laser irradiating apparatus, drawing control program, and recording medium having recorded therewith1US 8,902,267 B2Ricoh Company, Ltd. · 2014
- Image processing apparatus and sheet transport method1US 9,988,234 B2Kabushiki Kaisha Toshiba · 2018