G11B 15/671
Using pneumatic means
Official title: {using pneumatic means}
G11B15/671 (Using pneumatic means) appears on 29 US grants and 4 published applications in this corpus.
Search patents in G11B- Granted patents
- 29
- Published applications
- 4
- Assignees
- 22
- Inventors
- 62
- Latest grant
- 21 Jun 2005
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 8 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 3 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- System for extracting magnetic recording tape from a tape cartridge for engagement with a take-up reel21 Jun 2005US 6,908,055 B2Tandberg Data ASA
- Leader block rotary mechanism for cartridge magnetic tape device10 May 2005US 6,889,928 B2NEC Corporation
- Tape drive device26 Apr 2005US 6,883,740 B2Fuji Photo Film Co., Ltd.
- Magnetic tape device with mechanism for controlling threading operation27 Jan 2004US 6,683,741 B1Fujitsu Limited
- Oscillating magnetic head and stationary brush cleaning apparatus23 May 2000US 6,067,211 AInternational Business Machines Corporation
- Tape reel, recording tape cartridge, take-up reel, drawing-out member, and drive device18 Sep 2008US 2008/0223971 A1FUJIFILM Corporation
- System for extracting magnetic recording tape from a tape cartridge for engagement with a take-up reel2 Sep 2004US 2004/0169101 A1Tandberg Data ASA
- Leader block rotary mechanism for cartridge magnetic tape device29 Jul 2004US 2004/0144878 A1NEC Corporation
- Tape drive device7 Aug 2003US 2003/0146326 A1Fuji Photo Film Co., Ltd.
Most cited
By later US patents
- Low profile, high-capacity streaming tape drive30US 5,014,141 AQualstar Corporation · 1991
- Loading device for directing a tape-like element from a supply reel to a take-up reel and about a guide drum therebetween20US 4,786,011 ASony Corporation · 1988
- Low profile magnetic tape drive with vacuum actuated auto-threading18US 4,243,186 ACipher Data Products, Inc. · 1981
- Oscillating magnetic head and stationary brush cleaning apparatus18US 6,067,211 AInternational Business Machines Corporation · 2000
- Cartridge tape drive having vacuum auto-threading12US 4,520,970 AKennedy Company · 1985