G11B 15/29
Through pinch-rollers or tape rolls
Official title: through pinch-rollers {or tape rolls}(G11B15/295 takes precedence)
G11B15/29 (Through pinch-rollers or tape rolls) appears on 225 US grants and 16 published applications in this corpus.
Search patents in G11B- Granted patents
- 225
- Published applications
- 16
- Assignees
- 90
- Inventors
- 357
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 7 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 12 | 0 |
| 1983 | 12 | 0 |
| 1984 | 13 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 13 | 0 |
| 1990 | 3 | 0 |
| 1991 | 16 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 14 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 3 |
| 2003 | 2 | 2 |
| 2004 | 3 | 4 |
| 2005 | 1 | 0 |
| 2006 | 0 | 4 |
| 2007 | 6 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 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 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Magnetic tape device and method of operating magnetic tape device29 Jul 2025US 12,374,363 B2FUJIFILM Corporation
- Tape drive with a tape roller assembly that includes a roller member and a stop mechanism30 Jan 2024US 11,887,625 B1MagStor Inc.
- Tape recording system6 Jan 2009US 7,474,498 B2International Business Machines Corporation
- Tape recording system with coupled paired roller guides4 Mar 2008US 7,339,874 B2International Business Machines Corporation
- Magnetic recording and reproducing apparatus and driving method thereof18 Sep 2007US 7,270,290 B2Samsung Electronics Co., Ltd.
- Magnetic tape device and method of operating magnetic tape device18 May 2023US 2023/0154493 A1FUJIEILM Corporation
- Tape recording system with coupled paired roller guides17 Apr 2008US 2008/0088967 A1International Business Machines Corporation
- Pinch roller driving mechanism for a magnetic recording/reproducing apparatus12 Apr 2007US 2007/0081274 A1Samsung Electronics Co., Ltd.
- Guide roller including a pair of bearings having bearing flanges for retaining a pair of firm disk-shaped annular flanges19 Oct 2006US 2006/0231661 A1Mitsumi Electric Co., Ltd.
- Magnetic recording and reproducing apparatus and driving method thereof17 Aug 2006US 2006/0180627 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Recorder for cardiac signals with manually actuated event marking213US 4,123,785 ADel Mar Avionics · 1978
- Retrace data elimination103US 4,048,617 ARecognition Equipment Incorporated · 1977
- Error prevention in a recording and reproducing device with at least one rotating head60US 5,067,035 AKudelski SA fabrique de'enregistreurs Nagra · 1991
- Hand operated optical character recognition wand51US 3,947,817 ARecognition Equipment Incorporated · 1976
- Horizontal scan vertical simulation character reading47US 3,976,973 ARecognition Equipment Incorporated · 1976