B41J 2/3351
Electrode layers
Official title: {Electrode layers}
B41J2/3351 (Electrode layers) appears on 171 US grants and 135 published applications in this corpus.
Search patents in B41J- Granted patents
- 171
- Published applications
- 135
- Assignees
- 51
- Inventors
- 289
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 3 | 3 |
| 2005 | 0 | 2 |
| 2006 | 2 | 4 |
| 2007 | 2 | 5 |
| 2008 | 3 | 4 |
| 2009 | 4 | 5 |
| 2010 | 3 | 5 |
| 2011 | 6 | 4 |
| 2012 | 5 | 7 |
| 2013 | 9 | 7 |
| 2014 | 3 | 3 |
| 2015 | 5 | 6 |
| 2016 | 9 | 10 |
| 2017 | 9 | 8 |
| 2018 | 7 | 12 |
| 2019 | 7 | 8 |
| 2020 | 12 | 7 |
| 2021 | 5 | 6 |
| 2022 | 4 | 6 |
| 2023 | 3 | 9 |
| 2024 | 8 | 3 |
| 2025 | 2 | 5 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermal print head8 Sep 2026US 12,728,647 B2Rohm Co., Ltd.
- Thermal print head and method for manufacturing thermal print head18 Aug 2026US 12,709,104 B2Rohm Co., Ltd.
- Thermal print head and thermal printer16 Jun 2026US 12,654,465 B2Rohm Co., Ltd.
- Thermal print head12 May 2026US 12,623,467 B2Rohm Co., Ltd.
- Thermal print head10 Mar 2026US 12,570,092 B2Rohm Co., Ltd.
- Thermal print head and thermal printer1 Oct 2026US 2026/0296050 A1Rohm Co., Ltd.
- Thermal print head1 Oct 2026US 2026/0296051 A1Rohm Co., Ltd.
- Thermal print head, thermal print system, and method of manufacturing thermal print head23 Jul 2026US 2026/0208497 A1Rohm Co., Ltd.
- Thermal head and thermal printer12 Feb 2026US 2026/0042298 A1KYOCERA Corporation
- Thermal print head and method for manufacturing thereof20 Feb 2025US 2025/0058566 A1Rohm Co., Ltd.
Most cited
By later US patents
- Integrated thermal printing head and method of manufacturing the same53US 4,259,564 ANippon Electric Co., Ltd. · 1981
- Thin film thermal print head36US 3,973,106 AHewlett-Packard Company · 1976
- Thermal printing head and method of making same30US 4,194,108 ATDK Electronics Co., Ltd. · 1980
- Thin film thermal print head25US 4,298,786 AExtel Corporation · 1981
- Thermal head for a printer21US 4,136,274 AOki Electric Industry Co., Ltd. · 1979