B41J 2/1412
Shape
Official title: {Shape}
B41J2/1412 (Shape) appears on 426 US grants and 412 published applications in this corpus.
Search patents in B41J- Granted patents
- 426
- Published applications
- 412
- Assignees
- 46
- Inventors
- 312
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 4 |
| 2002 | 17 | 18 |
| 2003 | 11 | 8 |
| 2004 | 16 | 56 |
| 2005 | 12 | 31 |
| 2006 | 35 | 56 |
| 2007 | 40 | 40 |
| 2008 | 39 | 35 |
| 2009 | 48 | 61 |
| 2010 | 50 | 45 |
| 2011 | 53 | 7 |
| 2012 | 12 | 3 |
| 2013 | 9 | 9 |
| 2014 | 8 | 6 |
| 2015 | 2 | 9 |
| 2016 | 11 | 5 |
| 2017 | 7 | 7 |
| 2018 | 3 | 2 |
| 2019 | 3 | 3 |
| 2020 | 3 | 2 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid ejection head11 Feb 2025US 12,220,913 B2Canon Kabushiki Kaisha
- Heater device with memory unit and operation method thereof17 Sep 2024US 12,090,757 B2Innolux Corporation
- Ink jet printing17 May 2022US 11,331,918 B2Hewlett-Packard Development Company, L. P.
- Thermal fluid ejection heating element26 Oct 2021US 11,155,085 B2Hewlett-Packard Development Company, L. P.
- Liquid-discharging-head substrate, liquid discharging head, liquid discharging apparatus, method of manufacturing liquid-discharging-head substrate7 Sep 2021US 11,110,705 B2Canon Kabushiki Kaisha
- Liquid ejection head26 Feb 2026US 2026/0054480 A1Canon Kabushiki Kaisha
- Inkjet chip structure16 Oct 2025US 2025/0319698 A1Microjet Technology Co., Ltd.
- Heater device with memory unit and operation method thereof5 Dec 2024US 2024/0399744 A1Innolux Corporation
- Heater device with memory unit and operation method thereof30 Mar 2023US 2023/0098704 A1Innolux Corporation
- Liquid ejection head23 Mar 2023US 2023/0088227 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Thermal jet recording apparatus213US 4,914,562 ASeiko Epson Corporation · 1990
- Thermal ink-jet printhead with a suspended heating element in each ejector212US 5,706,041 AXerox Corporation · 1998
- Monolithic thermal ink jet printhead with integral nozzle and ink feed201US 4,894,664 AHewlett-Packard Company · 1990
- Inkjet printhead and fabrication method for integrating an actuator and firing chamber120US 6,183,067 B2Agilent Technologies, Inc. · 2001
- Thermal drop-on-demand ink jet print head92US 4,870,433 AInternational Business Machines Corporation · 1989