G11B 7/133
Shape of individual detector elements
G11B7/133 (Shape of individual detector elements) appears on 191 US grants and 110 published applications in this corpus.
Search patents in G11B- Granted patents
- 191
- Published applications
- 110
- Assignees
- 58
- Inventors
- 315
- Latest grant
- 17 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 15 | 0 |
| 1998 | 15 | 0 |
| 1999 | 12 | 0 |
| 2000 | 9 | 0 |
| 2001 | 8 | 4 |
| 2002 | 10 | 10 |
| 2003 | 4 | 6 |
| 2004 | 4 | 6 |
| 2005 | 8 | 12 |
| 2006 | 8 | 12 |
| 2007 | 6 | 8 |
| 2008 | 12 | 13 |
| 2009 | 8 | 10 |
| 2010 | 2 | 9 |
| 2011 | 12 | 4 |
| 2012 | 10 | 2 |
| 2013 | 4 | 3 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 3 | 3 |
| 2018 | 3 | 3 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical disk reproducing device17 May 2022US 11,335,372 B2Panasonic Intellectual Property Management Co., Ltd.
- Information processing apparatus, optical storage apparatus, and method for processing information13 Apr 2021US 10,978,107 B2Sony Corporation
- Information processing device, information processing method, and program6 Aug 2019US 10,373,640 B2Sony Corporation
- Optical disc device8 Jan 2019US 10,176,838 B2Sony Corporation
- Optical medium reproduction apparatus and method of reproducing optical medium20 Nov 2018US 10,134,438 B2Sony Corporation
- Optical disk reproducing device21 Oct 2021US 2021/0327465 A1Panasonic Intellectual Property Management Co., Ltd.
- Information processing apparatus, optical storage apparatus, and method for processing information, and program15 Oct 2020US 2020/0327906 A1Sony Corporation
- Information processing device, information processing method, and program24 Oct 2019US 2019/0325908 A1Sony Corporation
- Information processing device, information processing method, and program13 Dec 2018US 2018/0358047 A1Sony Corporation
- Optical disc device1 Nov 2018US 2018/0315448 A1Sony Corporation
Most cited
By later US patents
- Lens device comprising light blocking means and an optical pickup apparatus using the lens device70US 5,665,957 ASamsung Electronics Co., Ltd. · 1997
- Optical recording medium having two separate recording layers68US 5,764,619 AMatsushita Electric Industrial Co., Ltd. · 1998
- Device for optically scanning a recording medium by focusing the best focus or the paraxial focus to the information layer45US 5,708,638 AU. S. Philips Corporation · 1998
- Optical pickup device with diffraction sensing37US 4,904,856 ASharp Kabushiki Kaisha · 1990
- Focus and tracking error detector apparatus for optical and magneto-optical information storage systems37US 5,113,386 AEastman Kodak Company · 1992