G11B 23/08771
Pressure pads
Official title: {Pressure pads}
G11B23/08771 (Pressure pads) appears on 49 US grants and 4 published applications in this corpus.
Search patents in G11B- Granted patents
- 49
- Published applications
- 4
- Assignees
- 21
- Inventors
- 71
- Latest grant
- 3 Jun 2008
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Magnetic tape cassettes3 Jun 2008US 7,380,739 B2FUJIFILM Corporation
- Magnetic tape cassettes, tape reels for use therewith, resinous leaf springs, and a process for producing them17 Oct 2006US 7,121,493 B2Fuji Photo Film Co., Ltd.
- Two-sided compliant tape guide5 Mar 2002US 6,353,514 B1Imation Corp.
- Tension stabilizer insert for data cartridge22 Aug 2000US 6,108,168 ASony Corporation
- Recording medium orging pad16 Mar 1999US 5,883,768 ASony Corporation
- Tape cartridge26 Jun 2008US 2008/0149753 A1Hitachi Maxell, Ltd.
- Magnetic tape cassettes, tape reels for use therewith, resinous leaf springs, and a process for producing them25 Jan 2007US 2007/0018024 A1Fuji Photo Film Co., Ltd.
- Magnetic tape cassettes, tape reels for use therewith, resinous leaf springs, and a process for producing them25 Jan 2007US 2007/0018025 A1Fuji Photo Film Co., Ltd.
- Magnetic tape cassettes, tape reels for use therewith, resinous leaf springs, and a process for producing them6 Feb 2003US 2003/0025021 A1Fuji Photo Film Co., Ltd.
Most cited
By later US patents
- System comprising a player and/or recorder apparatus and a tape cassette, and the apparatus and a cassette suitable for use in such a system42US 5,309,302 AU. S. Philips Corporation · 1994
- Tape cassette16US 4,131,243 ASony Corporation · 1978
- Magnetic tape backing leaf spring particularly for magnetic tape cassettes16US 4,780,782 AA.T.B. S.p.A. · 1988
- Tape pad support assembly for use in magnetic tape cassettes15US 4,087,845 AOlympus Optical Co., Ltd. · 1978
- Spring means for biasing a tape against a head inserted in a cassette13US 4,747,007 ATDK Corporation · 1988