G11B 7/126
Circuits, methods or arrangements for laser control or stabilisation
G11B7/126 (Circuits, methods or arrangements for laser control or stabilisation) appears on 2,623 US grants and 2,333 published applications in this corpus.
Search patents in G11B- Granted patents
- 2,623
- Published applications
- 2,333
- Assignees
- 313
- Inventors
- 3,111
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 13 | 0 |
| 1988 | 14 | 0 |
| 1989 | 22 | 0 |
| 1990 | 14 | 0 |
| 1991 | 28 | 0 |
| 1992 | 38 | 0 |
| 1993 | 39 | 0 |
| 1994 | 38 | 0 |
| 1995 | 38 | 0 |
| 1996 | 74 | 0 |
| 1997 | 60 | 0 |
| 1998 | 90 | 0 |
| 1999 | 56 | 0 |
| 2000 | 67 | 0 |
| 2001 | 71 | 52 |
| 2002 | 99 | 198 |
| 2003 | 112 | 166 |
| 2004 | 113 | 200 |
| 2005 | 94 | 328 |
| 2006 | 173 | 288 |
| 2007 | 200 | 227 |
| 2008 | 160 | 232 |
| 2009 | 183 | 180 |
| 2010 | 187 | 164 |
| 2011 | 181 | 103 |
| 2012 | 140 | 53 |
| 2013 | 94 | 41 |
| 2014 | 33 | 11 |
| 2015 | 23 | 19 |
| 2016 | 23 | 14 |
| 2017 | 24 | 9 |
| 2018 | 32 | 10 |
| 2019 | 18 | 7 |
| 2020 | 12 | 8 |
| 2021 | 11 | 7 |
| 2022 | 7 | 2 |
| 2023 | 3 | 3 |
| 2024 | 9 | 7 |
| 2025 | 8 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Phase-modulated optical data storage8 Sep 2026US 12,731,610 B2Microsoft Technology Licensing, LLC
- Laser power monitoring in hard disk drives16 Jun 2026US 12,658,210 B1Avago Technologies International Sales Pte. Limited
- Data recording on ceramic material12 May 2026US 12,626,722 B2Ceramic Data Solutions GmbH
- NFT back reflection monitor for heat-assisted magnetic recording head21 Apr 2026US 12,609,137 B1Seagate Technology LLC
- Systems for and methods for mode hop detection in heat assisted magnetic recording16 Dec 2025US 12,499,907 B2Avago Technologies International Sales Pte. Limited
- Systems for and methods for mode hop detection in heat assisted magnetic recording12 Mar 2026US 2026/0073943 A1Avago Technologies International Sales Pte. Limited
- Positive laser bias electrical control architecture for dark laser heating in heat assisted magnetic recording3 Jul 2025US 2025/0218462 A1Western Digital Technologies, Inc.
- Phase-modulated optical data storage13 Mar 2025US 2025/0087240 A1Microsoft Technology Licensing, LLC
- Configurable optical driver13 Mar 2025US 2025/0087241 A1MACOM Technology Solutions Holdings, Inc.
- Systems for and methods for mode hop detection in heat assisted magnetic recording7 Nov 2024US 2024/0371406 A1Avago Technologies International Sales Pte. Limited
Most cited
By later US patents
- Fiber optic needle probes for optical coherence tomography imaging722US 6,564,087 B1Massachusetts Institute of Technology · 2003
- Apparatus and method for accessing data on multilayered optical media317US 5,784,352 AMassachusetts Institute of Technology · 1998
- Disc reproducing apparatus275US 5,740,143 ASony Corporation · 1998
- Method of recording or reproducing data on or from high density multi-layer recording medium using variable light intensity218US 7,009,927 B2Samsung Electronics Co., Ltd. · 2006
- Information recording apparatus, method and computer program product116US 5,732,062 ARicoh Company, Ltd. · 1998