B41J 2/49
By writing
Official title: by writing
B41J2/49 (By writing) appears on 46 US grants and 9 published applications in this corpus.
Search patents in B41J- Granted patents
- 46
- Published applications
- 9
- Assignees
- 25
- Inventors
- 61
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Drawing device2 Dec 2025US 12,485,695 B2Brother Kogyo Kabushiki Kaisha
- Mechanical handwriting quality control method23 Apr 2024US 11,964,497 B2
- Plotter, method for drawing with pen containing liquid using plotter, and pen mountable on plotter6 Oct 2020US 10,796,210 B2Brother Kogyo Kabushiki Kaisha
- Processing digital ink input subject to monitoring and intervention by an application program24 Apr 2018US 9,950,542 B2Microsoft Technology Licensing, LLC
- Nail print apparatus and printing method thereof5 Apr 2016US 9,302,499 B2Casio Computer Co., Ltd.
- Drawing device5 Jan 2023US 2023/0001706 A1Brother Kogyo Kabushiki Kaisha
- Mechanical handwriting barcode control method25 Aug 2022US 2022/0266613 A1
- Mechanical handwriting quality control method21 Oct 2021US 2021/0323331 A1
- Vertical plotter with an improved printing head17 Oct 2019US 2019/0315131 A1Makr Shakr Srl
- Plotter, method for drawing with pen containing liquid using plotter, and pen mountable on plotter27 Jun 2019US 2019/0193420 A1Brother Kogyo Kabushiki Kaisha
Most cited
By later US patents
- Pen type multi-color recording device35US 4,405,931 AAlps Electric Co., Ltd. · 1983
- Electronic printer having a single tracing element for tracing out alphanumeric characters26US 4,150,902 AIng. C. Olivetti & C., S.p.A. · 1979
- Signature presentation method and apparatus20US 4,364,024 AInternational Business Machines Corporation · 1982
- Method of initializing pen recorder carriage position20US 4,503,441 AAlps Electric Co., Ltd. · 1985
- Multi-color pen recording device12US 4,517,576 AAlps Electric Co., Ltd. · 1985