D21H 25/16
With a blast of vapour or gas
Official title: with a blast of vapour or gas, e.g. air knife
D21H25/16 (With a blast of vapour or gas) appears on 32 US grants and 12 published applications in this corpus.
Search patents in D21H- Granted patents
- 32
- Published applications
- 12
- Assignees
- 25
- Inventors
- 54
- Latest grant
- 19 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 3 | 2 |
| 2004 | 0 | 2 |
| 2005 | 3 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Product metering device19 Apr 2022US 11,305,310 B2Landa Labs (2012) Ltd.
- Roll to roll fabrication apparatus13 Oct 2020US 10,802,308 B2LG Display Co., Ltd.
- Product metering device10 Mar 2020US 10,583,453 B2Landa Labs (2012) Ltd.
- System for reducing the wiping gas consumption in an air knife22 Dec 2015US 9,217,194 B2Cockerill Maintenance & Ingenierie S.A.
- Apparatus and method of curtain coating24 Sep 2013US 8,539,903 B2Ricoh Company, Ltd.
- Product Metering Device21 May 2020US 2020/0156103 A1Landa Labs (2012) Ltd.
- Product Metering Device19 Jul 2018US 2018/0200748 A1Landa Labs (2012) Ltd.
- Roll to roll fabrication apparatus31 May 2018US 2018/0149902 A1LG Display Co., Ltd.
- System For Reducing The Wiping Gas Consumption In An Air Knife12 Feb 2015US 2015/0040824 A1Cockerill Maintenance & Ingenierie S.A.
- Apparatus and method of curtain coating28 Jul 2011US 2011/0179998 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Method and apparatus for coating a material web, especially a paper web or cardboard web72US 5,368,893 AJagenberg Aktiengesellschaft · 1994
- Method and apparatus for coating substrates using an air knife51US 5,505,995 AMinnesota Mining and Manufacturing Company · 1996
- Coating thickness control36US 6,199,301 B1Industrial Automation Services Pty Ltd. · 2001
- Air knife apparatus21US 4,515,313 AMarshall and Williams Company · 1985
- Adjustable nozzle for coating equipment20US 4,697,542 AThe Kohler Coating Machinery Corporation · 1987