G11B 3/589
Before or after transducing operation
Official title: {before or after transducing operation}
G11B3/589 (Before or after transducing operation) appears on 54 US grants and 3 published applications in this corpus.
Search patents in G11B- Granted patents
- 54
- Published applications
- 3
- Assignees
- 22
- Inventors
- 69
- Latest grant
- 28 Nov 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 5 | 0 |
| 1980 | 9 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Phonograph record cleaner28 Nov 2017US 9,830,934 B2Koolance, Inc.
- Apparatus for cleaning a record disc14 Aug 1990US 4,947,505 ARyan Plastics Ireland Limited
- Apparatus for cleaning a record disc26 Jul 1988US 4,759,093 ARyan Plastics Ireland Limited
- Apparatus for cleaning digital audio discs22 Dec 1987US 4,713,856 AAllsop, Inc.
- Record cleaning apparatus and method23 Jun 1987US 4,675,053 A
Most cited
By later US patents
- Apparatus for washing and drying phonograph records45US 4,202,071 A1980
- Cleaning device for discs44US 4,520,470 AStaar S. A. · 1985
- Roller for cleaning phonograph records36US 4,128,909 ANagaoka & Co., Ltd. · 1978
- Flexible magnetic disc drive apparatus31US 4,040,106 AShugart Associates · 1977
- Cleaning and lubricating compositions and method of using the same25US 4,213,870 A1980