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A61F 2002/4674

For measuring the ph

Official title: {for measuring the pH}

A61F2002/4674 (For measuring the ph) appears on 17 US grants and 26 published applications in this corpus.

Search patents in A61F

Granted patents: 17
Published applications: 26
Assignees: 10
Inventors: 45
Latest grant: 1 Sep 2026

Filings by year

A61F 2002/4674: granted patents and published applications per publication year
Year	Granted patents	Published applications
2002	1	0
2003	0	1
2004	1	0
2005	0	1
2006	0	0
2007	1	0
2008	0	0
2009	0	0
2010	0	0
2011	0	0
2012	0	0
2013	0	1
2014	0	0
2015	0	0
2016	0	2
2017	1	0
2018	0	0
2019	0	7
2020	1	0
2021	2	0
2022	3	4
2023	0	2
2024	5	2
2025	1	3
2026	1	3

By publication year. 2026 runs to 8 Oct.

Recent patents

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Most cited

By later US patents