B41J 2/1632
Machining
Official title: {machining}
B41J2/1632 (Machining) appears on 3,404 US grants and 2,920 published applications in this corpus.
Search patents in B41J- Granted patents
- 3,404
- Published applications
- 2,920
- Assignees
- 244
- Inventors
- 2,707
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 11 | 0 |
| 1989 | 18 | 0 |
| 1990 | 16 | 0 |
| 1991 | 12 | 0 |
| 1992 | 14 | 0 |
| 1993 | 18 | 0 |
| 1994 | 32 | 0 |
| 1995 | 51 | 0 |
| 1996 | 34 | 0 |
| 1997 | 60 | 0 |
| 1998 | 74 | 0 |
| 1999 | 79 | 0 |
| 2000 | 91 | 0 |
| 2001 | 178 | 55 |
| 2002 | 165 | 143 |
| 2003 | 148 | 135 |
| 2004 | 128 | 220 |
| 2005 | 143 | 353 |
| 2006 | 182 | 218 |
| 2007 | 176 | 175 |
| 2008 | 191 | 278 |
| 2009 | 185 | 227 |
| 2010 | 210 | 159 |
| 2011 | 226 | 120 |
| 2012 | 120 | 92 |
| 2013 | 113 | 119 |
| 2014 | 104 | 64 |
| 2015 | 109 | 64 |
| 2016 | 65 | 55 |
| 2017 | 57 | 70 |
| 2018 | 60 | 82 |
| 2019 | 70 | 46 |
| 2020 | 41 | 37 |
| 2021 | 41 | 35 |
| 2022 | 32 | 40 |
| 2023 | 32 | 36 |
| 2024 | 30 | 45 |
| 2025 | 24 | 25 |
| 2026 | 22 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid discharge head and liquid discharge apparatus25 Aug 2026US 12,715,214 B2Ricoh Company, Ltd.
- Method for manufacturing liquid ejection head and liquid ejection head25 Aug 2026US 12,715,216 B2Canon Kabushiki Kaisha
- Liquid ejection head11 Aug 2026US 12,703,182 B2RISO Technologies Corporation
- Liquid discharge apparatus, liquid discharge method, and method for producing head unit16 Jun 2026US 12,654,442 B2Ricoh Company, Ltd.
- Single crystal silicon substrate, liquid discharge head, and method for manufacturing single crystal silicon substrate16 Jun 2026US 12,654,445 B2Seiko Epson Corporation
- Jet hole plate, head chip, liquid jet head, liquid jet recording apparatus, and method of manufacturing jet hole plate10 Sep 2026US 2026/0264404 A1Sii Printek Inc.
- Inkjet printing head, inkjet printing device including the inkjet printing head, and method for manufacturing inkjet printing head27 Aug 2026US 2026/0249612 A1Samsung Display Co., Ltd.
- Method of manufacturing nozzle plate and nozzle plate13 Aug 2026US 2026/0233525 A1Seiko Epson Corporation
- Method for fabricating heating device13 Aug 2026US 2026/0233537 A1Innolux Corporation
- Method for manufacturing substrate bonded body and method for manufacturing liquid ejection substrate30 Jul 2026US 2026/0217030 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Ink jet head and a method of manufacturing thereof420US 5,666,141 ASharp Kabushiki Kaisha · 1997
- Ink jet print device and print head or print apparatus using the same348US 6,019,457 ACanon Information Systems Research Australia Pty. Ltd. · 2000
- Method of fabricating bubblejet print devices using semiconductor fabrication techniques311US 5,841,452 ACanon Information Systems Research Australia Pty. Ltd. · 1998
- Electrohydrodynamic receptor288US 5,980,719 ASarnoff Corporation · 1999
- Document having an encoded data structure288US 7,234,645 B2Silverbrook Research Pty Ltd · 2007