H01J 2223/087
Magnetic focusing arrangements
H01J2223/087 (Magnetic focusing arrangements) appears on 5 US grants and 0 published applications in this corpus.
Search patents in H01J- Granted patents
- 5
- Published applications
- 0
- Assignees
- 3
- Inventors
- 7
- Latest grant
- 14 Sep 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Transverse field collector for a traveling wave tube14 Sep 1999US 5,952,785 A
- Compact magnetic module for periodic magnetic devices17 Aug 1999US 5,939,964 AIntermagnetics General Corporation
- Optimally designed traveling wave tube for operation backed off from saturation3 Aug 1999US 5,932,971 A
- Field free chamber in permanent magnet solenoids8 Sep 1998US 5,805,044 AThe United States of America as represented by the Secretary of the Army
- Electron orbit control in a betatron7 Jun 1994US 5,319,314 ASchlumberger Technology Corporation
No published applications in this class yet.
Most cited
By later US patents
- Electron orbit control in a betatron15US 5,319,314 ASchlumberger Technology Corporation · 1994
- Compact magnetic module for periodic magnetic devices6US 5,939,964 AIntermagnetics General Corporation · 1999
- Field free chamber in permanent magnet solenoids5US 5,805,044 AThe United States of America as represented by the Secretary of the Army · 1998
- Transverse field collector for a traveling wave tube4US 5,952,785 A1999
- Optimally designed traveling wave tube for operation backed off from saturation2US 5,932,971 A1999