H01S 3/0387
Helical shape
Official title: {Helical shape}
H01S3/0387 (Helical shape) appears on 39 US grants and 25 published applications in this corpus.
Search patents in H01S- Granted patents
- 39
- Published applications
- 25
- Assignees
- 13
- Inventors
- 78
- Latest grant
- 4 Aug 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 9 |
| 2003 | 5 | 2 |
| 2004 | 4 | 6 |
| 2005 | 2 | 2 |
| 2006 | 6 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 3 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Laser beam amplifier and laser apparatus using the same4 Aug 2015US 9,099,836 B2Gigaphoton Inc.
- Laser beam amplifier and laser apparatus using the same15 Oct 2013US 8,559,099 B2Gigaphoton Inc.
- Electromagnetically pumped alkali metal vapor cell system19 Apr 2011US 7,929,586 B2Alliant Techsystems Inc.
- Very narrow band, two chamber, high rep-rate gas discharge laser system28 Jul 2009US 7,567,607 B2Cymer, Inc.
- Line selected F2 two chamber laser system15 May 2007US 7,218,661 B2Cymer, Inc.
- Laser beam amplifier and laser apparatus using the same26 Sep 2013US 2013/0250402 A1Gigaphoton Inc.
- Electromagnetically pumped alkali metal vapor cell system16 Sep 2010US 2010/0232460 A1Alliant Techsystems Inc.
- Laser beam amplifier and laser apparatus using the same5 Aug 2010US 2010/0195196 A1Gigaphoton Inc.
- Laser Discharge Tube Assembly for a Gas Laser and Production Method for the Same8 Apr 2010US 2010/0086000 A1TRUMPF Laser- und Systemtechnik GmbH
- Very narrow band, two chamber, high rep-rate gas discharge laser system15 Jun 2006US 2006/0126697 A1Cymer, Inc.
Most cited
By later US patents
- Very narrow band, two chamber, high rep rate gas discharge laser system144US 6,567,450 B2Cymer, Inc. · 2003
- Very narrow band, two chamber, high rep rate gas discharge laser system136US 6,625,191 B2Cymer, Inc. · 2003
- Gas discharge laser with blade-dielectric electrode95US 6,414,979 B2Cymer, Inc. · 2002
- Recessed helical electrode structure in a gas laser72US 4,752,935 ALasertechnik GmbH · 1988
- Four KHz gas discharge laser52US 6,757,316 B2Cymer, Inc. · 2004