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C09K 11/7793

Germanates

Official title: {Germanates}

C09K11/7793 (Germanates) appears on 17 US grants and 12 published applications in this corpus.

Search patents in C09K

Granted patents: 17
Published applications: 12
Assignees: 18
Inventors: 56
Latest grant: 14 Apr 2026

Filings by year

C09K 11/7793: granted patents and published applications per publication year
Year	Granted patents	Published applications
1989	1	0
1990	0	0
1991	1	0
1992	1	0
1993	0	0
1994	1	0
1995	0	0
1996	0	0
1997	0	0
1998	1	0
1999	1	0
2000	1	0
2001	0	1
2002	0	0
2003	1	1
2004	1	0
2005	0	1
2006	1	1
2007	0	0
2008	1	0
2009	0	1
2010	0	1
2011	0	0
2012	1	2
2013	1	2
2014	2	0
2015	1	0
2016	0	0
2017	0	1
2018	0	0
2019	0	0
2020	0	0
2021	0	0
2022	0	0
2023	0	1
2024	0	0
2025	0	0
2026	1	0

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

Recent patents

Red-luminescent phosphor with long afterglow and fabrication method thereof14 Apr 2026US 12,600,906 B2Nano and Advanced Materials Institute Limited
Luminescent material and preparation method thereof19 May 2015US 9,034,205 B2Ocean' S King Lighting Science & Technology Co., Ltd.
Phosphor and light emitting device26 Aug 2014US 8,816,377 B2Panasonic Corporation
Bismuth ion sensitized rare earth germanate luminescence materials and preparation methods thereof22 Apr 2014US 8,703,020 B2Ocean' S King Lighting Science & Technology Co., Ltd.
Full-color light-emitting material and preparation method thereof29 Oct 2013US 8,568,615 B2Ocean' S King Lighting Science & Technology Co., Ltd.

Most cited

By later US patents