G11B 11/10543
Using optical beam of radiation
Official title: {using optical beam of radiation}
G11B11/10543 (Using optical beam of radiation) appears on 695 US grants and 139 published applications in this corpus.
Search patents in G11B- Granted patents
- 695
- Published applications
- 139
- Assignees
- 133
- Inventors
- 934
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 11 | 0 |
| 1990 | 13 | 0 |
| 1991 | 11 | 0 |
| 1992 | 25 | 0 |
| 1993 | 29 | 0 |
| 1994 | 27 | 0 |
| 1995 | 38 | 0 |
| 1996 | 54 | 0 |
| 1997 | 61 | 0 |
| 1998 | 73 | 0 |
| 1999 | 44 | 0 |
| 2000 | 45 | 0 |
| 2001 | 46 | 18 |
| 2002 | 48 | 22 |
| 2003 | 34 | 25 |
| 2004 | 30 | 17 |
| 2005 | 18 | 15 |
| 2006 | 14 | 9 |
| 2007 | 5 | 5 |
| 2008 | 6 | 3 |
| 2009 | 3 | 3 |
| 2010 | 2 | 6 |
| 2011 | 4 | 0 |
| 2012 | 3 | 3 |
| 2013 | 3 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 4 | 6 |
| 2017 | 9 | 2 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for speed-up of magnetic signal readout from magnetic storage media by beam splitting4 Feb 2025US 12,217,774 B2Paul Scherrer Institut
- Device and method for recording information on a magnetic data storage medium15 Feb 2022US 11,250,883 B2Garnet GmbH
- Decision-free timing disturbance cancellation caused by HAMR laser power variation3 Dec 2019US 10,497,390 B1Marvell International Ltd.
- Transparent thermocouple for heat-assisted magnetic recording device22 May 2018US 9,978,412 B1Seagate Technology LLC
- Bolometer for internal laser power monitoring in heat-assisted magnetic recording device23 Jan 2018US 9,875,767 B2Seagate Technology LLC
- Method for speed-up of magnetic signal readout from magnetic storage media by beam splitting28 Mar 2024US 2024/0105215 A1Paul Scherrer Institut
- Device and Method for Recording Information on a Magnetic Data Storage Medium4 Feb 2021US 2021/0035607 A1Garnet GmbH
- Bolometer for internal laser power monitoring in heat-assisted magnetic recording device14 Sep 2017US 2017/0263282 A1Seagate Technology LLC
- Near field transducer having an adhesion layer coupled thereto29 Jun 2017US 2017/0186451 A1Western Digital Technologies, Inc.
- Near field transducer having an adhesion layer coupled thereto22 Dec 2016US 2016/0372140 A1HGST Netherlands B. V.
Most cited
By later US patents
- Signal reproducing apparatus for optical recording and reproducing equipment with compensation of crosstalk from nearby tracks and method for the same210US 5,181,161 ANEC Corporation · 1993
- High numerical aperture optical focusing device having a conical incident facet and a parabolic reflector for use in data storage systems185US 6,377,535 B1Read-Rite Corporation · 2002
- Magneto-optical data storage system having an optical-processing flying head180US 6,081,499 ASeagate Technology LLC · 2000
- High numerical aperture optical focusing device for use in data storage systems179US 6,185,051 B2Read-Rite Corporation · 2001
- Optical element and optical pickup device comprising it169US 5,085,496 ASharp Kabushiki Kaisha · 1992