G11B 7/08547
Arrangements for positioning the light beam only without moving the head
Official title: {Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements}
G11B7/08547 (Arrangements for positioning the light beam only without moving the head) appears on 342 US grants and 169 published applications in this corpus.
Search patents in G11B- Granted patents
- 342
- Published applications
- 169
- Assignees
- 126
- Inventors
- 594
- Latest grant
- 8 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 9 | 0 |
| 1988 | 12 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 9 | 0 |
| 1995 | 11 | 0 |
| 1996 | 14 | 0 |
| 1997 | 6 | 0 |
| 1998 | 16 | 0 |
| 1999 | 13 | 0 |
| 2000 | 30 | 0 |
| 2001 | 24 | 12 |
| 2002 | 30 | 15 |
| 2003 | 14 | 10 |
| 2004 | 15 | 15 |
| 2005 | 6 | 10 |
| 2006 | 7 | 12 |
| 2007 | 6 | 11 |
| 2008 | 5 | 9 |
| 2009 | 6 | 11 |
| 2010 | 9 | 14 |
| 2011 | 6 | 7 |
| 2012 | 8 | 4 |
| 2013 | 5 | 7 |
| 2014 | 5 | 2 |
| 2015 | 4 | 7 |
| 2016 | 5 | 13 |
| 2017 | 6 | 5 |
| 2018 | 2 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and apparatuses for compressing and decompressing drive curves8 Mar 2022US 11,270,731 B2Carl Zeiss Microscopy GmbH
- Radial servo device for super-resolution optical disc and servo control method therefor18 Jan 2022US 11,227,632 B2Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Optical information recording apparatus and method12 Jun 2018US 9,997,187 B2Arizona Board of Regents on Behalf of the University of Arizona
- Optical information recording/reproducing apparatus, optical information recording/reproducing method22 May 2018US 9,977,402 B2Arizona Board of Regents on Behalf of the University of Arizona
- Holographic memory device12 Dec 2017US 9,841,731 B2Hitachi-LG Data Storage, Inc.
- Compact Writing and Reading Head for Hyper Speed Data Recording on Ceramic Material28 May 2026US 2026/0148751 A1Ceramic Data Solutions GmbH
- Data read/write system and method7 Sep 2023US 2023/0282233 A1
- Radial servo device for super-resolution optical disc and servo control method therefor20 May 2021US 2021/0151079 A1Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Methods and apparatuses for compressing and decompressing drive curves10 Oct 2019US 2019/0311737 A1Carl Zeiss Microscopy GmbH
- Hologram recording and reproducing apparatus and hologram recording and reproducing method20 Sep 2018US 2018/0267464 A1Hitachi-LG Data Storage, Inc.
Most cited
By later US patents
- Methods and apparatus for forward-directed optical scanning instruments1,184US 6,485,413 B1The General Hospital Corporation · 2002
- Fiber optic needle probes for optical coherence tomography imaging722US 6,564,087 B1Massachusetts Institute of Technology · 2003
- Grating based phase control optical delay line535US 6,111,645 AMassachusetts Institute of Technology · 2000
- Interferometeric imaging with a grating based phase control optical delay line475US 6,421,164 B2Massachusetts Institute of Technology · 2002
- Grating based phase control optical delay line383US 6,282,011 B1Massachusetts Institute of Technology · 2001