Filings by year

G03B 7/091: granted patents and published applications per publication year
YearGranted patentsPublished applications
197660
1977320
1978350
1979120
1980230
1981430
1982370
1983260
1984310
1985340
1986220
1987290
1988390
1989530
1990590
1991490
1992470
1993550
1994500
1995260
1996370
1997410
1998580
1999340
2000150
200174
200271
200356
200453
2005410
200629
2007224
2008314
20091418
2010138
20112024
20121516
2013810
20142110
20151412
2016616
20171631
20182530
20192432
20202944
20213839
20223833
20232425
20241620
20252228
20261415

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents