G11B 20/1261
On films
Official title: {on films, e.g. for optical moving-picture soundtracks (optical aspect G11B7/0032)}
G11B20/1261 (On films) appears on 29 US grants and 9 published applications in this corpus.
Search patents in G11B- Granted patents
- 29
- Published applications
- 9
- Assignees
- 14
- Inventors
- 60
- Latest grant
- 7 Nov 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mask processing using films with spatially selective birefringence reduction7 Nov 2017US 9,810,930 B23M Innovative Properties Company
- Mask processing using films with spatially selective birefringence reduction23 Aug 2016US 9,423,545 B23M Innovative Properties Company
- Mask processing using films with spatially selective birefringence reduction11 Aug 2015US 9,101,956 B23M Innovative Properties Company
- Read-once record medium26 Apr 2011US 7,933,194 B2
- Information recording method and information reproducing method, recording medium for use in the methods, and information recording apparatus and information reproducing apparatus13 May 2003US 6,563,527 B1Seiko Epson Corporation
- Mask processing using films with spatially selective birefringence reduction17 Nov 2016US 2016/0334649 A13M Innovative Properties Company
- Mask processing using films with spatially selective birefringence reduction22 Oct 2015US 2015/0301255 A13M Innovative Properties Company
- Method and system of archiving video to film1 Aug 2013US 2013/0194416 A1Thomson Licensing
- Method and System for Producing Archiving on Film1 Aug 2013US 2013/0194492 A1Thomson Licensing
- Mask processing using films with spatially selective birefringence reduction18 Apr 2013US 2013/0094084 A13M Innovative Properties Company
Most cited
By later US patents
- Apparatus for reproducing sound signals recorded on a motion picture film with digital sound track93US 5,841,513 ASony Corporation · 1998
- Storage medium and apparatus and method for recovering information from such medium by oversampling51US 5,544,140 ADolby Laboratories Licensing Corporation · 1996
- Method for recording a digital audio signal on a motion picture film and a motion picture film having digital soundtracks29US 5,471,263 ASony Corporation · 1995
- Digital audio recording format for motion picture film21US 5,194,996 AOptical Radiation Corporation · 1993
- Storage medium for carrying information encoded in two dimensions18US 5,757,465 ADolby Laboratories Licensing Corporation · 1998