G11B 11/10593
For improving read-out properties
Official title: {for improving read-out properties, e.g. polarisation of light}
G11B11/10593 (For improving read-out properties) appears on 173 US grants and 47 published applications in this corpus.
Search patents in G11B- Granted patents
- 173
- Published applications
- 47
- Assignees
- 50
- Inventors
- 259
- Latest grant
- 9 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 14 | 0 |
| 1997 | 16 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 13 | 0 |
| 2001 | 13 | 5 |
| 2002 | 16 | 17 |
| 2003 | 15 | 6 |
| 2004 | 15 | 10 |
| 2005 | 5 | 7 |
| 2006 | 2 | 0 |
| 2007 | 5 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Superlattice material, and preparation method and application thereof9 Nov 2021US 11,169,402 B2University of Electronic Science and Technology of China
- Optical information recording medium, recording and reproduction methods using the same, optical information recording device, and optical information reproduction device14 Oct 2008US 7,436,755 B2Sharp Kabushiki Kaisha
- Magnetic domain wall displacement type magneto-optical recording medium25 Dec 2007US 7,313,055 B2Canon Kabushiki Kaisha
- Domain-wall-displacement-type magnetooptical recording medium6 Feb 2007US 7,173,885 B2Canon Kabushiki Kaisha
- Magneto-optical recording medium16 Jan 2007US 7,164,623 B2Fujitsu Limited
- Superlattice Material, and Preparation Method and Application Thereof29 Oct 2020US 2020/0341301 A1University of Electronic Science and Technology of China
- Magnetic Recording Medium, and Manufacturing Method and Manufacturing Apparatus of the Same, Recording and Reproduction Method of Magnetic Recording Medium, and Recording and Reproduction Apparatus of the Same18 Oct 2007US 2007/0243417 A1
- Magneto-optical storage medium1 Dec 2005US 2005/0266272 A1Koninklijke Philips Electronics N. V.
- Recording method using reaction and diffusion, recording medium recorded on using the recording method, and recording/reproducing apparatus for the recording medium22 Sep 2005US 2005/0207327 A1
- Magneto-optical recording medium, and method for fabricating the same1 Sep 2005US 2005/0190658 A1Fujitsu Limited
Most cited
By later US patents
- Optical recording medium75US 5,496,608 ABrother Kogyo Kabushiki Kaisha · 1996
- Optical information medium69US 5,569,517 ATDK Corporation · 1996
- Longitudinal magnetic recording media and magnetic memory units68US 5,147,732 AHitachi, Ltd. · 1992
- Magnetooptical recording medium on which high-density information can be recorded and method of reproducing the recorded information53US 6,027,825 ACanon Kabushiki Kaisha · 2000
- Multi-layer amorphous magneto optical recording medium47US 4,569,881 AMinnesota Mining and Manufacturing Company · 1986