G11B 7/24
Record carriers characterised by shape, structure or physical properties, or by the
Official title: Record carriers characterised by shape, structure or physical properties, or by the selection of the material (characterised by the arrangement of information on the carrier G11B7/007)
G11B7/24 (Record carriers characterised by shape, structure or physical properties, or by the) appears on 9,154 US grants and 7,071 published applications in this corpus.
Search patents in G11B- Granted patents
- 9,154
- Published applications
- 7,071
- Assignees
- 1,313
- Inventors
- 10,269
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 14 | 0 |
| 1978 | 17 | 0 |
| 1979 | 9 | 0 |
| 1980 | 27 | 0 |
| 1981 | 40 | 0 |
| 1982 | 55 | 0 |
| 1983 | 55 | 0 |
| 1984 | 56 | 0 |
| 1985 | 94 | 0 |
| 1986 | 88 | 0 |
| 1987 | 132 | 0 |
| 1988 | 150 | 0 |
| 1989 | 198 | 0 |
| 1990 | 209 | 0 |
| 1991 | 206 | 0 |
| 1992 | 225 | 0 |
| 1993 | 241 | 0 |
| 1994 | 220 | 0 |
| 1995 | 234 | 0 |
| 1996 | 228 | 0 |
| 1997 | 245 | 0 |
| 1998 | 309 | 0 |
| 1999 | 298 | 0 |
| 2000 | 330 | 0 |
| 2001 | 372 | 192 |
| 2002 | 351 | 498 |
| 2003 | 357 | 565 |
| 2004 | 397 | 701 |
| 2005 | 292 | 863 |
| 2006 | 452 | 760 |
| 2007 | 381 | 700 |
| 2008 | 427 | 641 |
| 2009 | 377 | 512 |
| 2010 | 411 | 459 |
| 2011 | 399 | 265 |
| 2012 | 349 | 188 |
| 2013 | 264 | 158 |
| 2014 | 213 | 168 |
| 2015 | 98 | 63 |
| 2016 | 65 | 54 |
| 2017 | 44 | 33 |
| 2018 | 47 | 43 |
| 2019 | 25 | 25 |
| 2020 | 20 | 28 |
| 2021 | 24 | 33 |
| 2022 | 21 | 20 |
| 2023 | 20 | 22 |
| 2024 | 20 | 38 |
| 2025 | 21 | 30 |
| 2026 | 10 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G11B 7/241Characterised by the selection of the material4,040
- G11B 7/26Apparatus or processes specially adapted for the manufacture of record carriers3,212
- G11B 7/2407Tracks or pits2,109
- G11B 7/2403Layers1,955
- G11B 7/24094Indication parts or information parts for identification187
- G11B 7/24003Shapes of record carriers other than disc shape186
- G11B 7/24018Laminated discs100
- G11B 7/24097Structures for detection, control, recording operation or replay operation96
Recent patents
- Phase-modulated optical data storage8 Sep 2026US 12,731,610 B2Microsoft Technology Licensing, LLC
- Compound, polymerizable composition, polymer, holographic recording medium, optical material, and optical component25 Aug 2026US 12,717,227 B2Mitsubishi Chemical Corporation
- Non-volatile data storage medium and system25 Aug 2026US 12,718,843 B2Ecole Polytechnique Federale De Lausanne (Epfl)
- Writing and reading fluorescent optical storage media using Bessel beams18 Aug 2026US 12,711,988 B1Seagate Technology LLC
- Data recording on ceramic material12 May 2026US 12,626,722 B2Ceramic Data Solutions GmbH
- Photopolymer film, composition for forming photopolymer film, hologram recording medium and optical element16 Jul 2026US 2026/0202793 A1LG Chem.Ltd.
- Drawing apparatus and method of forming drawn object18 Jun 2026US 2026/0166890 A1Sony Group Corporation
- Compact Writing and Reading Head for Hyper Speed Data Recording on Ceramic Material28 May 2026US 2026/0148751 A1Ceramic Data Solutions GmbH
- Nanostructuring from optical recording media28 May 2026US 2026/0148752 A1Board of Regents of the Nevada System of Higher Education, on behalf of the University of Nevada
- Optical recording medium manufacturing method, and transfer apparatus for optical recording medium14 May 2026US 2026/0134884 A1Sony Group Corporation
Most cited
By later US patents
- Methods and apparatus for forward-directed optical scanning instruments1,184US 6,485,413 B1The General Hospital Corporation · 2002
- Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope1,079US 6,134,003 AMassachusetts Institute of Technology · 2000
- Fiber optic needle probes for optical coherence tomography imaging722US 6,564,087 B1Massachusetts Institute of Technology · 2003
- Fiber optic imaging endoscope interferometer with at least one faraday rotator710US 6,501,551 B1Massachusetts Institute of Technology · 2002
- Method and system for custom manufacture and delivery of a data product588US 5,860,068 APetabyte Corporation · 1999