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B41J 2/1634

Laser machining

Official title: {laser machining}

B41J2/1634 (Laser machining) appears on 1,224 US grants and 1,050 published applications in this corpus.

Search patents in B41J

Granted patents: 1,224
Published applications: 1,050
Assignees: 127
Inventors: 1,464
Latest grant: 25 Aug 2026

Filings by year

B41J 2/1634: granted patents and published applications per publication year
Year	Granted patents	Published applications
1986	1	0
1987	0	0
1988	1	0
1989	2	0
1990	2	0
1991	5	0
1992	3	0
1993	8	0
1994	11	0
1995	23	0
1996	12	0
1997	32	0
1998	29	0
1999	38	0
2000	46	0
2001	45	18
2002	62	49
2003	66	46
2004	47	68
2005	45	118
2006	42	73
2007	48	53
2008	61	92
2009	53	85
2010	87	71
2011	77	56
2012	60	47
2013	65	44
2014	51	29
2015	39	23
2016	19	17
2017	22	27
2018	22	32
2019	23	15
2020	13	12
2021	15	12
2022	7	13
2023	15	17
2024	9	14
2025	12	11
2026	6	8

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

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
Single crystal silicon substrate, liquid discharge head, and method for manufacturing single crystal silicon substrate16 Jun 2026US 12,654,445 B2Seiko Epson Corporation
Liquid ejection head and manufacturing method of liquid ejection head5 May 2026US 12,617,205 B2Canon Kabushiki Kaisha
Substrate joint body, method of manufacturing the substrate joint body, and liquid ejection head24 Feb 2026US 12,558,897 B2Canon Kabushiki Kaisha

Most cited

By later US patents