H03B 9/02
Using a retarding-field tube
Official title: using a retarding-field tube (using klystrons H03B9/04)
H03B9/02 (Using a retarding-field tube) appears on 2 US grants and 1 published applications in this corpus.
Search patents in H03B- Granted patents
- 2
- Published applications
- 1
- Assignees
- 1
- Inventors
- 4
- Latest grant
- 2 Mar 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
Most cited
By later US patents