B41J 2/0457
Power supply level being detected or varied
Official title: {Power supply level being detected or varied}
B41J2/0457 (Power supply level being detected or varied) appears on 553 US grants and 586 published applications in this corpus.
Search patents in B41J- Granted patents
- 553
- Published applications
- 586
- Assignees
- 55
- Inventors
- 422
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 1 |
| 2002 | 15 | 8 |
| 2003 | 14 | 14 |
| 2004 | 18 | 78 |
| 2005 | 26 | 68 |
| 2006 | 63 | 36 |
| 2007 | 53 | 56 |
| 2008 | 44 | 61 |
| 2009 | 49 | 55 |
| 2010 | 59 | 40 |
| 2011 | 58 | 13 |
| 2012 | 15 | 5 |
| 2013 | 8 | 5 |
| 2014 | 8 | 6 |
| 2015 | 6 | 5 |
| 2016 | 6 | 7 |
| 2017 | 5 | 6 |
| 2018 | 7 | 17 |
| 2019 | 10 | 12 |
| 2020 | 14 | 12 |
| 2021 | 10 | 13 |
| 2022 | 8 | 3 |
| 2023 | 8 | 8 |
| 2024 | 7 | 7 |
| 2025 | 5 | 23 |
| 2026 | 7 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Printhead assembly for an ink jet printer236US 6,652,082 B2Silverbrook Research Pty Ltd · 2003
- Method and system for detecting nonfunctional elements in an ink jet printer162US 6,199,969 B1Encad, Inc. · 2001
- Method of interconnecting a printhead with an ink supply manifold and a combined structure resulting therefrom145US 6,312,114 B1Silverbrook Research Pty Ltd · 2001
- Method and apparatus for drop volume normalization in an ink jet printing operation125US 5,997,124 ARaster Graphics, Inc. · 1999
- Ink supply system for a portable printer92US 6,824,257 B2Silverbrook Research Pty Ltd · 2004