B41J 2/08
Charge-control type
Official title: charge-control type
B41J2/08 (Charge-control type) appears on 444 US grants and 317 published applications in this corpus.
Search patents in B41J- Granted patents
- 444
- Published applications
- 317
- Assignees
- 113
- Inventors
- 617
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 2 | 0 |
| 1980 | 13 | 0 |
| 1981 | 12 | 0 |
| 1982 | 12 | 0 |
| 1983 | 7 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 4 |
| 2002 | 21 | 21 |
| 2003 | 27 | 25 |
| 2004 | 17 | 9 |
| 2005 | 11 | 12 |
| 2006 | 5 | 14 |
| 2007 | 11 | 10 |
| 2008 | 11 | 15 |
| 2009 | 6 | 10 |
| 2010 | 9 | 18 |
| 2011 | 12 | 20 |
| 2012 | 14 | 11 |
| 2013 | 15 | 16 |
| 2014 | 25 | 6 |
| 2015 | 7 | 3 |
| 2016 | 7 | 8 |
| 2017 | 9 | 11 |
| 2018 | 8 | 16 |
| 2019 | 13 | 17 |
| 2020 | 14 | 11 |
| 2021 | 13 | 11 |
| 2022 | 6 | 14 |
| 2023 | 9 | 12 |
| 2024 | 5 | 9 |
| 2025 | 10 | 5 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Inkjet printhead29 Sep 2026US 12,746,750 B2Enjet Co. Ltd.
- 3D surface printing apparatus for the edge area of substrate8 Sep 2026US 12,728,648 B2Enjet Co. Ltd.
- Inkjet recording device, and data transfer system and data transfer method including the inkjet recording device9 Jun 2026US 12,649,313 B2Keyence Corporation
- Inkjet assembly, inkjet printing apparatus and inkjet printing method for use in preparation of display component14 Apr 2026US 12,600,127 B2Boe Technology Group Co., Ltd.
- Integrated fluid ejection and spectroscopic sensing24 Feb 2026US 12,560,531 B2Hewlett-Packard Development Company, L. P.
- Inkjet recording apparatus and inkjet recording system3 Sep 2026US 2026/0257474 A1Keyence Corporation
- Inkjet recording apparatus3 Sep 2026US 2026/0257487 A1Keyence Corporation
- Printer and associated method23 Jul 2026US 2026/0208479 A1Videojet Technologies Inc.
- Charge electrode assembly and method of aligning components of a printhead16 Jul 2026US 2026/0200226 A1Videojet Technologies Inc.
- Printer16 Jul 2026US 2026/0200236 A1Videojet Technologies Inc.
Most cited
By later US patents
- Three-dimensional printing techniques1,084US 5,204,055 AMassachusetts Institute of Technology · 1993
- Three-dimensional printing techniques723US 5,387,380 AMassachusetts Institute of Technology · 1995
- Three-dimensional printing techniques380US 5,340,656 AMassachusetts Institute of Technology · 1994
- Three dimensional printing system272US 5,807,437 AMassachusetts Institute of Technology · 1998
- Powder dispensing apparatus using vibration219US 6,036,777 AMassachusetts Institute of Technology · 2000