G11B 15/70
The record carrier being an endless loop record carrier
Official title: the record carrier being an endless loop record carrier {(inside container G11B15/1891)}
G11B15/70 (The record carrier being an endless loop record carrier) appears on 34 US grants and 1 published applications in this corpus.
Search patents in G11B- Granted patents
- 34
- Published applications
- 1
- Assignees
- 17
- Inventors
- 47
- Latest grant
- 14 Jul 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Library for storing data-storage media14 Jul 1998US 5,781,367 AAdvanced Digital Information Corporation
- Simultaneous contact duplication of a plurality of magnetic copy tapes from a single magnetic master tape12 Sep 1995US 5,450,247 AFuture Network, Inc.
- Tape transport apparatus28 Dec 1993US 5,273,196 ASony Magnescale Inc.
- Endless tape conveying device31 Aug 1993US 5,241,432 AOtari Inc.
- Method of manufacturing an endless tape13 Oct 1992US 5,154,786 ASony Magnescale Inc.
Most cited
By later US patents
- Library for storing data-storage media45US 5,781,367 AAdvanced Digital Information Corporation · 1998
- Tape scanning apparatus19US 4,939,715 AMinnesota Mining and Manufacturing Company · 1990
- Index information recording method for picture information filing system18US 4,357,638 ATokyo Shibaura Denki Kabushiki Kaisha · 1982
- Endless tape winding device9US 4,186,891 AElectro Mag Sales · 1980
- Simultaneous contact duplication of a plurality of magnetic copy tapes from a single magnetic master tape8US 5,450,247 AFuture Network, Inc. · 1995