H01J 2229/5685
Cross-arms field shaper
H01J2229/5685 (Cross-arms field shaper) appears on 2 US grants and 0 published applications in this corpus.
Search patents in H01J- Granted patents
- 2
- Published applications
- 0
- Assignees
- 4
- Inventors
- 4
- Latest grant
- 7 May 1996
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
No published applications in this class yet.
Most cited
By later US patents