G11B 15/00
Driving, starting or stopping record carriers of filamentary or web form
Official title: Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (driving or guiding heads G11B3/00 - G11B7/00, G11B21/00)
G11B15/00 (Driving, starting or stopping record carriers of filamentary or web form) appears on 9,184 US grants and 2,238 published applications in this corpus.
Search patents in G11B- Granted patents
- 9,184
- Published applications
- 2,238
- Assignees
- 949
- Inventors
- 8,705
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 220 | 0 |
| 1977 | 196 | 0 |
| 1978 | 193 | 0 |
| 1979 | 137 | 0 |
| 1980 | 174 | 0 |
| 1981 | 151 | 0 |
| 1982 | 209 | 0 |
| 1983 | 194 | 0 |
| 1984 | 205 | 0 |
| 1985 | 222 | 0 |
| 1986 | 231 | 0 |
| 1987 | 273 | 0 |
| 1988 | 268 | 0 |
| 1989 | 315 | 0 |
| 1990 | 231 | 0 |
| 1991 | 294 | 0 |
| 1992 | 218 | 0 |
| 1993 | 282 | 0 |
| 1994 | 383 | 0 |
| 1995 | 346 | 0 |
| 1996 | 301 | 0 |
| 1997 | 318 | 0 |
| 1998 | 396 | 0 |
| 1999 | 347 | 0 |
| 2000 | 353 | 0 |
| 2001 | 261 | 85 |
| 2002 | 249 | 182 |
| 2003 | 226 | 235 |
| 2004 | 220 | 236 |
| 2005 | 159 | 206 |
| 2006 | 179 | 154 |
| 2007 | 167 | 110 |
| 2008 | 130 | 115 |
| 2009 | 78 | 81 |
| 2010 | 78 | 69 |
| 2011 | 73 | 65 |
| 2012 | 84 | 62 |
| 2013 | 81 | 67 |
| 2014 | 106 | 79 |
| 2015 | 91 | 67 |
| 2016 | 85 | 58 |
| 2017 | 55 | 37 |
| 2018 | 54 | 75 |
| 2019 | 83 | 50 |
| 2020 | 69 | 38 |
| 2021 | 45 | 41 |
| 2022 | 41 | 39 |
| 2023 | 41 | 39 |
| 2024 | 36 | 29 |
| 2025 | 20 | 13 |
| 2026 | 16 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G11B 15/18Driving3,669
- G11B 15/02Control of operating function2,793
- G11B 15/675Guiding containers2,486
- G11B 15/60Guiding record carrier2,341
- G11B 15/005Programmed access in sequence to indexed parts of tracks of operating tapes130
- G11B 15/56The record carrier having reserve loop112
- G11B 15/70The record carrier being an endless loop record carrier34
Recent patents
- Video surveillance playback system with multi-tiered storage6 Oct 2026US 12,755,902 B2Cozaint Corporation
- Enhanced dynamic braking algorithm for tape storage device15 Sep 2026US 12,738,297 B2International Business Machines Corporation
- Camera-guided retrieval assembly for use within media library8 Sep 2026US 12,731,612 B2Quantum Corporation
- Retrieval assembly with integrated latch deactivator for use within media library25 Aug 2026US 12,718,844 B2Quantum Corporation
- Computer program, method, and system for managing multiple data recording devices18 Aug 2026US 12,711,989 B2Kustom Entertainment, Inc.
- Magnetic disk device and method for controlling magnetic disk device10 Sep 2026US 2026/0268936 A1Kabushiki Kaisha Toshiba
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus27 Aug 2026US 2026/0253611 A1FUJIFILM Corporation
- High-capacity media library9 Apr 2026US 2026/0100201 A1Quantum Corporation
- Tape drive, tape, and storage system19 Mar 2026US 2026/0080902 A1Huawei Technologies Co., Ltd.
- Reduction Of High Tape Contact Pressure Points Against Head Assembly12 Feb 2026US 2026/0045273 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Mechanically decoupled capstan drive1,737US 7,391,173 B2Intuitive Surgical, Inc. · 2008
- Television schedule system1,133US 5,353,121 AStarsight Telecast, Inc. · 1994
- System and process for VCR scheduling1,066US 4,977,455 AInsight Telecast, Inc. · 1990
- User interface for television schedule system1,011US 5,479,268 AStarsight Telecast, Inc. · 1995
- Mass data storage and retrieval system997US 5,504,873 AE-Systems, Inc. · 1996