G01G 23/28

Involving auxiliary or memory marks

Official title: involving auxiliary or memory marks

G01G23/28 (Involving auxiliary or memory marks) appears on 8 US grants and 4 published applications in this corpus.

Search patents in G01G
Granted patents
8
Published applications
4
Assignees
3
Inventors
8
Latest grant
11 Aug 2026

Filings by year

G01G 23/28: granted patents and published applications per publication year
YearGranted patentsPublished applications
198510
198600
198700
198810
198910
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
200400
200500
200600
200700
200800
200900
201000
201100
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201300
201400
201510
201600
201700
201800
201900
202000
202111
202201
202310
202401
202511
202610

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