G11B 27/24
By sensing features on the record carrier other than the transducing track
Official title: by sensing features on the record carrier other than the transducing track {; sensing signals or marks recorded by another method than the main recording}
G11B27/24 (By sensing features on the record carrier other than the transducing track) appears on 1,316 US grants and 1,075 published applications in this corpus.
Search patents in G11B- Granted patents
- 1,316
- Published applications
- 1,075
- Assignees
- 183
- Inventors
- 1,229
- Latest grant
- 13 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 18 | 0 |
| 1995 | 13 | 0 |
| 1996 | 11 | 0 |
| 1997 | 18 | 0 |
| 1998 | 31 | 0 |
| 1999 | 42 | 0 |
| 2000 | 59 | 0 |
| 2001 | 77 | 52 |
| 2002 | 63 | 148 |
| 2003 | 96 | 137 |
| 2004 | 86 | 158 |
| 2005 | 83 | 154 |
| 2006 | 183 | 116 |
| 2007 | 101 | 125 |
| 2008 | 124 | 80 |
| 2009 | 78 | 47 |
| 2010 | 59 | 21 |
| 2011 | 38 | 8 |
| 2012 | 19 | 6 |
| 2013 | 13 | 8 |
| 2014 | 6 | 2 |
| 2015 | 4 | 6 |
| 2016 | 4 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 3 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method and system for cooperatively collecting video data from driving recorders13 Sep 2022US 11,445,143 B2MiTAC Digital Technology Corporation
- Method and apparatus for defining a storyline based on path probabilities7 Dec 2021US 11,195,555 B2Nokia Technologies Oy
- Method and apparatus for recording audio information9 Nov 2021US 11,170,820 B1Logitech Europe S. A.
- Multichannel tape recording device having calibrated span of transducers10 Nov 2020US 10,832,713 B2International Business Machines Corporation
- Optical identification record system13 Oct 2020US 10,802,798 B1Ampus Technology Co., Ltd.
- Holographic streaming management system17 Jul 2025US 2025/0231724 A1Holographic Amusements LLC
- Method and system for cooperatively collecting video data from driving recorders4 Mar 2021US 2021/0067733 A1MiTAC Digital Technology Corporation
- Method and apparatus for defining a storyline based on path probabilities17 Dec 2020US 2020/0395047 A1Nokia Technologies Oy
- Multichannel tape recording device having calibrated span of transducers28 May 2020US 2020/0168245 A1International Business Machines Corporation
- Look-ahead for video segments24 Oct 2019US 2019/0325916 A1International Business Machines Corporation
Most cited
By later US patents
- System for encoding sound recordings for high-density storage and high-speed transfers304US 4,937,807 APersonics Corporation · 1990
- Optical reproducing method215US 6,549,497 B2Hitachi, Ltd. · 2003
- Method and apparatus for controlling a videotape player to automatically scan past recorded commercial messages202US 5,333,091 AArthur D. Little Enterprises, Inc. · 1994
- Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk167US 5,761,301 AMatsushita Electric Industrial Co., Ltd. · 1998
- Method and device for generating and detecting fingerprints for synchronizing audio and video160US 7,907,211 B2Gracenote, Inc. · 2011