H01J 2223/0873
With at least one axial- field reversal along the interaction space
Official title: with at least one axial- field reversal along the interaction space, e.g. P.P.M. focusing
H01J2223/0873 (With at least one axial- field reversal along the interaction space) appears on 2 US grants and 0 published applications in this corpus.
Search patents in H01J- Granted patents
- 2
- Published applications
- 0
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 14 Sep 1999
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| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
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