H01J 2329/943
Means for maintaining vacuum within the vessel
H01J2329/943 (Means for maintaining vacuum within the vessel) appears on 14 US grants and 21 published applications in this corpus.
Search patents in H01J- Granted patents
- 14
- Published applications
- 21
- Assignees
- 12
- Inventors
- 62
- Latest grant
- 30 Jun 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 4 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 3 | 2 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
By publication year.
Subgroups
Granted patents
Recent patents
- Vacuum fluorescent display apparatus having barium absorbent30 Jun 2015US 9,068,115 B2Noritake Co., Limited
- Non-evaporable getter alloys reactivable after exposure to reactive gases23 Jun 2015US 9,064,668 B2Saes Getters S. P. A.
- Manufacturing method of vacuum airtight container23 Aug 2011US 8,002,602 B2Canon Kabushiki Kaisha
- Image display apparatus with improved vacuum condition9 Aug 2011US 7,994,699 B2Canon Kabushiki Kaisha
- Image forming apparatus with reduced loss of electron source caused by the inert gas8 Jun 2010US 7,733,003 B2Canon Kabushiki Kaisha
- Non-evaporable getter alloys reactivable after exposure to reactive gases22 Jan 2015US 2015/0021515 A1Saes Getters S. P. A.
- Field emission panel having posts provided in getter room20 Dec 2012US 2012/0320328 A1Samsung Electronics Co., Ltd.
- Vacuum flourescent display apparatus10 May 2012US 2012/0112625 A1Noritake Co., Limited
- Non-evaporable getter for field-emission display29 Sep 2011US 2011/0234091 A1Canon Kabushiki Kaisha
- Lithium or barium based film getters8 Sep 2011US 2011/0217491 A1
Most cited
By later US patents
- Method and apparatus for manufacturing image displaying apparatus19US 6,848,961 B2Canon Kabushiki Kaisha · 2005
- Micro vacuum pump for maintaining high degree of vacuum and apparatus including the same10US 6,236,156 B1NEC Corporation · 2001
- Image display apparatus having ion pump and electron-emitting devices in communication via mesh or stripe shaped member6US 7,511,425 B2Canon Kabushiki Kaisha · 2009
- Image display apparatus provided with an ion pump assembly arranged within an external container5US 7,301,269 B2Canon Kabushiki Kaisha · 2007
- Method and apparatus for manufacturing image displaying apparatus4US 7,326,097 B2Canon Kabushiki Kaisha · 2008