H01H 2221/02
Pneumatic
Official title: pneumatic
H01H2221/02 (Pneumatic) appears on 15 US grants and 7 published applications in this corpus.
Search patents in H01H- Granted patents
- 15
- Published applications
- 7
- Assignees
- 10
- Inventors
- 24
- Latest grant
- 23 Jun 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Beverage preparation machine23 Jun 2020US 10,687,657 B2Societe des Produits Nestle S. A.
- Key assembly24 Oct 2017US 9,799,464 B2Acer Incorporated
- Pneumatic MEMS switch and method of fabricating the same20 Jul 2010US 7,759,591 B2Samsung Electronics Co., Ltd.
- Pressurized electrical contact system31 Aug 2004US 6,784,676 B2International Business Machines Corporation
- No-impact keyboard24 Dec 2002US 6,497,521 B1
- Device And Method For Actuating Mechanical Switching Means6 May 2021US 2021/0134539 A1PIETER VAN WEENEN & CO. GmbH, The House of Innovation
- Interface system for a beverage preparation machine21 Dec 2017US 2017/0360244 A1Nestec S. A.
- Beverage preparation machine21 Dec 2017US 2017/0360245 A1Nestec S. A.
- Key assembly16 Mar 2017US 2017/0076878 A1Acer Incorporated
- Airbag-form key5 Jul 2007US 2007/0152960 A1
Most cited
By later US patents