G11B 2007/0133
Details of discrete information structures
Official title: {Details of discrete information structures, e.g. shape or dimensions of pits, prepits}
G11B2007/0133 (Details of discrete information structures) appears on 25 US grants and 19 published applications in this corpus.
Search patents in G11B- Granted patents
- 25
- Published applications
- 19
- Assignees
- 9
- Inventors
- 18
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
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| 1976 | 1 | 0 |
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| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 3 | 3 |
| 2015 | 1 | 2 |
| 2016 | 1 | 3 |
| 2017 | 5 | 4 |
| 2018 | 3 | 3 |
| 2019 | 2 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Multidimensional optical storage media having light confinement layers and reading methodology therefor12 Aug 2025US 12,387,753 B1Seagate Technology LLC
- Optical disk recording method, optical disk device, and integrated circuit19 Jul 2022US 11,393,505 B2Panasonic Intellectual Property Management Co., Ltd.
- Optical disk recording method, optical disk device, and integrated circuit8 Jun 2021US 11,031,040 B2Panasonic Intellectual Property Management Co., Ltd.
- Reproducing device13 Aug 2019US 10,381,039 B2Memory-Tech Holdings Inc.
- Reproducing device29 Jan 2019US 10,192,581 B2Memory-Tech Holdings Inc.
- Optical disk recording method, optical disk device, and integrated circuit12 Aug 2021US 2021/0249046 A1Panasonic Intellectual Property Management Co., Ltd.
- Optical disk recording method, optical disk device, and integrated circuit14 Jan 2021US 2021/0012802 A1Panasonic Intellectual Property Management Co., Ltd.
- Reproducing device2 May 2019US 2019/0130941 A1Memory-Tech Holdings Inc.
- Reproducing device23 Aug 2018US 2018/0240498 A1Memory-Tech Holdings Inc.
- Optical information recording medium having first and second pit row of identical reflectance9 Aug 2018US 2018/0226097 A1Memory-Tech Holdings Inc.
Most cited
By later US patents
- Optical disk using land and groove tracks60US 5,648,954 AMatsushita Electric Industrial Co., Ltd. · 1997
- Optical disk, and information recording/reproduction apparatus31US 6,038,209 AMatsushita Electric Industrial Co., Ltd. · 2000
- Method and apparatus for recording and/or reproducing a video signal on a photographic record disc30US 3,939,302 ASony Corporation · 1976
- Optical disk, and information recording/reproduction apparatus20US 5,872,750 AMatsushita Electric Industrial Co., Ltd. · 1999
- High density optical information recording medium using high refractive index layer15US 5,878,022 ANEC Corporation · 1999