G11B 23/08785
Envelopes
Official title: {Envelopes}
G11B23/08785 (Envelopes) appears on 246 US grants and 39 published applications in this corpus.
Search patents in G11B- Granted patents
- 246
- Published applications
- 39
- Assignees
- 51
- Inventors
- 275
- Latest grant
- 27 Sep 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 11 | 0 |
| 1989 | 13 | 0 |
| 1990 | 11 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 13 | 0 |
| 1994 | 14 | 0 |
| 1995 | 14 | 0 |
| 1996 | 17 | 0 |
| 1997 | 13 | 0 |
| 1998 | 8 | 0 |
| 1999 | 13 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 1 |
| 2002 | 5 | 11 |
| 2003 | 10 | 10 |
| 2004 | 10 | 6 |
| 2005 | 7 | 2 |
| 2006 | 4 | 4 |
| 2007 | 6 | 1 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Dual sided tape storage device and dual sided tape drive27 Sep 2011US 8,027,122 B2Oracle America, Inc.
- Tape cartridge4 Aug 2009US 7,568,648 B2Hitachi Maxell, Ltd.
- Magnetic tape cassettes and processes for producing them16 Sep 2008US 7,426,094 B2FUJIFILM Corporation
- Magnetic tape cassettes and processes for producing them2 Sep 2008US 7,419,115 B2FUJIFILM Corporation
- Recording tape cartridge and drive device thereof11 Dec 2007US 7,306,180 B2FUJIFILM Corporation
- Tape cartridge with built-in reel motors16 Jul 2009US 2009/0180214 A1
- Dual sided tape storage device and dual sided tape drive4 Jun 2009US 2009/0141393 A1Sun Microsystems, Inc.
- Method of Manufacturing Plastic Component Assembly and Plastic Component Assembly, and Plastic Component Welding Head and Plastic Component Welding Machine8 Jan 2009US 2009/0011187 A1Victor Company of Japan, Ltd.
- Tape cartridge29 May 2008US 2008/0121747 A1Hitachi Maxell, Ltd.
- Molding mold, molding method and tape cartridge13 Dec 2007US 2007/0284471 A1TDK Corporation
Most cited
By later US patents
- Data storage cassette and data recording and reproducing device86US 6,227,477 B1Aiwa Co., Ltd. · 2001
- Tape cassette40US 3,980,255 ASony Corporation · 1976
- Magnetic tape cassette40US 4,572,461 ASony Corporation · 1986
- Plastic case having improved ultrasonic welds between halves thereof and method for producing same36US 5,199,593 AFuji Photo Film Co., Ltd. · 1993
- Tape cassette34US 4,012,011 AOlympus Optical Co., Ltd. · 1977