H04N 25/135

Based on four or more different wavelength filter elements

Official title: {based on four or more different wavelength filter elements}

H04N25/135 (Based on four or more different wavelength filter elements) appears on 1,403 US grants and 1,326 published applications in this corpus.

Search patents in H04N
Granted patents
1,403
Published applications
1,326
Assignees
353
Inventors
2,062
Latest grant
6 Oct 2026

Filings by year

H04N 25/135: granted patents and published applications per publication year
YearGranted patentsPublished applications
197720
197800
197900
198000
198140
198200
198310
198430
198510
198660
198740
198810
198980
1990120
1991120
1992170
1993100
1994150
1995130
1996330
1997150
1998210
1999140
2000190
2001178
20022227
20031927
20043523
20051330
20062431
20071648
20083260
20093655
20104157
20114663
20126241
20136058
20146482
201581103
20166970
20178094
20187060
20197151
20206357
20214046
20224671
20235253
20244954
20255838
20262619

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