B41J 2/0456
Detecting drop size, volume or weight
Official title: {detecting drop size, volume or weight}
B41J2/0456 (Detecting drop size, volume or weight) appears on 237 US grants and 264 published applications in this corpus.
Search patents in B41J- Granted patents
- 237
- Published applications
- 264
- Assignees
- 69
- Inventors
- 546
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 1 |
| 2003 | 5 | 6 |
| 2004 | 5 | 15 |
| 2005 | 7 | 7 |
| 2006 | 6 | 8 |
| 2007 | 8 | 6 |
| 2008 | 5 | 8 |
| 2009 | 4 | 11 |
| 2010 | 7 | 6 |
| 2011 | 3 | 7 |
| 2012 | 8 | 7 |
| 2013 | 4 | 3 |
| 2014 | 6 | 7 |
| 2015 | 17 | 10 |
| 2016 | 7 | 5 |
| 2017 | 18 | 14 |
| 2018 | 3 | 19 |
| 2019 | 15 | 12 |
| 2020 | 20 | 16 |
| 2021 | 11 | 19 |
| 2022 | 11 | 21 |
| 2023 | 17 | 23 |
| 2024 | 16 | 15 |
| 2025 | 19 | 8 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Inkjet apparatus and method of aligning the same6 Oct 2026US 12,752,534 B2Samsung Display Co., Ltd.
- Apparatus for inspecting droplet and method for inspecting droplet using the same2 Jun 2026US 12,643,323 B2Samsung Display Co., Ltd.
- Ink drop measurement pad, inkjet printer device including same, and ink drop measurement method26 May 2026US 12,636,881 B2Unijet Co., Ltd.
- Printing apparatus, method for controlling printing apparatus, and storage medium3 Mar 2026US 12,565,039 B2Canon Kabushiki Kaisha
- Inkjet printing apparatus and method for manufacturing display device10 Feb 2026US 12,545,023 B2Samsung Display Co., Ltd.
- Apparatus and method for measuring droplet information, and inkjet printing system17 Sep 2026US 2026/0273930 A1Samsung Display Co., Ltd.
- Correction device, image forming apparatus, and correction method10 Sep 2026US 2026/0264391 A1Konica Minolta, Inc.
- Ink volume analysis apparatus10 Sep 2026US 2026/0264395 A1Samsung Display Co., Ltd.
- Printer calibration mechanism27 Aug 2026US 2026/0249631 A1Ricoh Company, Ltd.
- Manufacturing system and manufacturing method of display panel23 Jul 2026US 2026/0208481 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Acoustic and ultrasonic monitoring of inkjet droplets71US 5,929,875 AHewlett-Packard Company · 1999
- Industrial microdeposition system for polymer light emitting diode displays, printed circuit boards and the like54US 7,270,712 B2Litrex Corporation · 2007
- Thermal-ink-jet print system with drop detector for drive pulse optimization44US 4,872,028 AHewlett-Packard Company · 1989
- Techniques for print ink volume control to deposit fluids within precise tolerances44US 9,010,899 B2Kateeva, Inc. · 2015
- Liquid jetting head and liquid jetting apparatus incorporating the same41US 6,793,324 B2Seiko Epson Corporation · 2004