G11B 7/2536
Polystyrene [ps]
Official title: polystyrene [PS]
G11B7/2536 (Polystyrene [ps]) appears on 83 US grants and 93 published applications in this corpus.
Search patents in G11B- Granted patents
- 83
- Published applications
- 93
- Assignees
- 41
- Inventors
- 294
- Latest grant
- 6 Jan 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 11 |
| 2003 | 3 | 10 |
| 2004 | 4 | 9 |
| 2005 | 8 | 19 |
| 2006 | 6 | 13 |
| 2007 | 9 | 6 |
| 2008 | 5 | 8 |
| 2009 | 2 | 7 |
| 2010 | 0 | 6 |
| 2011 | 5 | 2 |
| 2012 | 2 | 0 |
| 2013 | 2 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical recording medium and method for manufacturing the same6 Jan 2015US 8,927,082 B2Ricoh Company, Ltd.
- Method for producing holographic photopolymers on polymer films6 May 2014US 8,715,888 B2Bayer MaterialScience AG
- Optical data media containing an ultraviolet protection layer22 Oct 2013US 8,563,110 B2Brigham Young University
- Optical data storage media containing substantially inert low melting temperature data layer5 Mar 2013US 8,389,095 B2Brigham Young University
- Optical recording medium, optical recording material and metal complex compound13 Nov 2012US 8,309,196 B2Mitsubishi Kagaku Media Co., Ltd.
- Optical recording medium, optical recording material and metal complex compound22 Dec 2011US 2011/0311752 A1Mitsubishi Kagaku Media Co., Ltd.
- Method for producing holographic photopolymers on polymer films22 Dec 2011US 2011/0311905 A1Bayer MaterialScience AG
- Method of improving read stability of optical recording medium and optical recording medium manufactured using the method25 Nov 2010US 2010/0297381 A1CMC Magnetics Corporation
- Optical data storage media containing substantially inert low melting temperature data layer2 Sep 2010US 2010/0221481 A1Brigham Young University
- Optical recording medium and method for manufacturing the same2 Sep 2010US 2010/0221482 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Optical elements containing nanoscaled particles and having an embossed surface and process for their preparation95US 5,716,679 AInstitut für Neue Materialien gemeinnützige GmbH · 1998
- Optical recording medium and process for production thereof43US 5,978,348 ACanon Kabushiki Kaisha · 1999
- Hot-melt webs, laminates, and laminate making method29US 6,168,851 ATDK Corporation · 2001
- Production of a thin x-ray amorphous aluminum nitride or aluminum silicon nitride film on a surface25US 4,957,604 ABASF SE · 1990
- Near infrared absorbers and display/recording materials using the same25US 5,124,067 AMitsui Toatsu Chemicals, Inc. · 1992