G11B 15/1891
The record carrier being endless
Official title: {the record carrier being endless}
G11B15/1891 (The record carrier being endless) appears on 42 US grants and 1 published applications in this corpus.
Search patents in G11B- Granted patents
- 42
- Published applications
- 1
- Assignees
- 20
- Inventors
- 49
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 9 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 7 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 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
- Series of images reproduced from addressable storage13 Feb 1996US 5,491,591 A
- Multicompartment video tape and player therefor18 Oct 1994US 5,357,383 A
- Method and apparatus for generating, storing, reproducing, and displaying image information5 Jan 1993US 5,177,645 A
- Tape recorder with compact cassette retainer and manually operable cassette ejector24 Dec 1991US 5,075,806 AAsahi Corporation
Most cited
By later US patents
- Tape cartridge having a shutter with self locking function51US 4,045,821 AInternational Business Machines Corporation · 1977
- Endless magnetic tape video recorder/player with head centering means48US 4,321,634 AThomson-CSF · 1982
- Method and apparatus for generating, storing, reproducing, and displaying image information30US 5,177,645 A1993
- Endless tape loop storage apparatus8US 4,128,198 A1978
- Recording and/or playback machine which affords use of various sized magazines8US 4,268,877 AMinnesota Mining and Manufacturing Company · 1981