G11B 11/10571
Sled type positioners
Official title: {Sled type positioners}
G11B11/10571 (Sled type positioners) appears on 92 US grants and 31 published applications in this corpus.
Search patents in G11B- Granted patents
- 92
- Published applications
- 31
- Assignees
- 29
- Inventors
- 147
- Latest grant
- 6 Feb 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 7 |
| 2002 | 8 | 8 |
| 2003 | 3 | 10 |
| 2004 | 5 | 4 |
| 2005 | 4 | 2 |
| 2006 | 6 | 0 |
| 2007 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Memory device6 Feb 2007US 7,174,558 B2Fujitsu Limited
- Disc drive apparatus28 Nov 2006US 7,143,425 B2Victor Company of Japan, Ltd.
- Objective lens driver and optical memory device31 Oct 2006US 7,131,129 B2Fujitsu Limited
- Optical disk apparatus with fine tracking mechanism2 May 2006US 7,039,926 B2Fujitsu Limited
- Optical disc device having an inclined guided member to control the direction of light11 Apr 2006US 7,028,317 B2TEAC Corporation
- Magnetic head device11 Aug 2005US 2005/0174894 A1Matsushita Electric Industrial Co., Ltd.
- Disc drive apparatus27 Jan 2005US 2005/0022218 A1Victor Company of Japan, Ltd.
- Optical head and an optical information recording medium driving device16 Dec 2004US 2004/0252597 A1
- Optical head, disc recording/reproducing apparatus, and objective lens drive method28 Oct 2004US 2004/0213115 A1
- Apparatus for recording and/or reproducing information and/or from optical information record disk15 Apr 2004US 2004/0071067 A1Olympus Optical Co., Ltd.
Most cited
By later US patents
- Flying head of a magneto-optical recording apparatus49US 5,295,122 AFuji Xerox Co., Ltd. · 1994
- Low-profile radial access mechanism for disk recording/playback apparatus, with optical head mounted on a carriage42US 5,138,605 AEastman Kodak Company · 1992
- Magneto-optical recording and reproducing apparatus having magnetic head vertically moving support37US 5,122,998 AMatsushita Electric Industrial Co., Ltd. · 1992
- Electromagnetic actuator and optical disk apparatus incorporating the same31US 5,319,624 AKabushiki Kaisha Toshiba · 1994
- Magneto-optical memory apparatus having a floating magnetic head28US 5,020,041 AHitachi, Ltd. · 1991