G11B 15/20
Moving record carrier backwards or forwards by finite amounts, i.e. backspacing, forward
Official title: Moving record carrier backwards or forwards by finite amounts, i.e. backspacing, forward spacing
G11B15/20 (Moving record carrier backwards or forwards by finite amounts, i.e. backspacing, forward) appears on 102 US grants and 33 published applications in this corpus.
Search patents in G11B- Granted patents
- 102
- Published applications
- 33
- Assignees
- 35
- Inventors
- 188
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 6 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 1 | 0 |
| 2014 | 4 | 1 |
| 2015 | 2 | 3 |
| 2016 | 6 | 4 |
| 2017 | 1 | 0 |
| 2018 | 2 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Enhanced dynamic braking algorithm for tape storage device15 Sep 2026US 12,738,297 B2International Business Machines Corporation
- Tape acclimation acceleration for environmental calibration19 Mar 2024US 11,935,558 B2International Business Machines Corporation
- Tape acclimation acceleration for environmental calibration14 Mar 2023US 11,605,400 B2International Business Machines Corporation
- Tape based storage device having actuator including pulling and clamping electrodes4 Oct 2022US 11,462,244 B2Imec Vzw
- Storage device using a tape for storing data15 Mar 2022US 11,276,430 B2Imec Vzw
- Enhanced dynamic braking algorithm for tape storage device16 Jan 2025US 2025/0022484 A1International Business Machines Corporation
- Tape acclimation acceleration for environmental calibration27 Apr 2023US 2023/0129334 A1International Business Machines Corporation
- Tape acclimation acceleration for environmental calibration2 Feb 2023US 2023/0033482 A1International Business Machines Corporation
- Tape based storage device14 Jul 2022US 2022/0223175 A1Imec Vzw
- Storage device using a tape for storing data10 Jun 2021US 2021/0174832 A1Imec Vzw
Most cited
By later US patents
- Method of recording ID signals for retrieving images, method of retrieving images, and apparatus for reproducing recorded images47US 5,712,947 ASony Corporation · 1998
- Tape positioning using reverse boundary capture: tape drive system and method41US 4,821,129 AHewlett-Packard Company · 1989
- Video recording and reproducing apparatus for recording a video signal and an indexing signal19US 6,026,211 AMatsushita Electric Industries Co., Ltd. · 2000
- Lap and dissolve in video cameras with VTR18US 4,325,088 AEastman Technology, Inc. · 1982
- Method for utilizing a longitudinal track on a helical scan tape data storage system to provide a fast search capability15US 5,566,032 AStorage Technology Corporation · 1996