G11B 15/67557
With servo control
Official title: {with servo control}
G11B15/67557 (With servo control) appears on 27 US grants and 1 published applications in this corpus.
Search patents in G11B- Granted patents
- 27
- Published applications
- 1
- Assignees
- 15
- Inventors
- 45
- Latest grant
- 27 Feb 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cartridge loading mechanism27 Feb 2007US 7,184,243 B2Fujitsu Limited
- Magnetic recording/regenerating apparatus15 May 2001US 6,233,113 B1Alps Electric Co., Ltd.
- Cassette mounting device having link mechanism arranged to support cassette holder6 Jun 2000US 6,072,658 ACanon Kabushiki Kaisha
- Loading/ejecting mechanism for a tape recorder19 May 1998US 5,754,362 APioneer Electronic Corporation
- Loading apparatus for tape cassette including safety mechanism for protecting cassette housing and hanger structure from damage by externally applied force30 Jul 1996US 5,541,786 ASony Corporation
Most cited
By later US patents
- Mechanism for controlling movements of cassette, cassette holder and head plate in tape cassette player16US 4,723,236 ASony Corporation · 1988
- VCR cassette transport mechanism with mechanical overload protection13US 4,654,731 AU. S. Philips Corporation · 1987
- Cassette accepting and ejecting device12US 4,163,997 ABeltek Corporation · 1979
- Tape cassette loading device in a magnetic recording and/or reproducing apparatus11US 4,379,313 AVictor Company of Japan, Ltd. · 1983
- Operation changing mechanism responsive to direction change of a reversible motor11US 4,638,386 ASony Corporation · 1987