H03K 19/018542
With at least one differential stage
Official title: {with at least one differential stage}
H03K19/018542 (With at least one differential stage) appears on 15 US grants and 0 published applications in this corpus.
Search patents in H03K- Granted patents
- 15
- Published applications
- 0
- Assignees
- 10
- Inventors
- 22
- Latest grant
- 6 Jul 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Loading element for a logic gate6 Jul 1999US 5,920,205 A
- ECL to GaAs logic level shift interface circuit4 Oct 1994US 5,352,943 AFujitsu Limited
- Emitter emitter logic (EEL) and emitter collector dotted logic (ECDL) families26 Jan 1993US 5,182,473 ACray Research, Inc.
- Buffer circuit for logic level conversion24 Mar 1992US 5,099,151 AFujitsu Limited
- Logic tracking interface circuit31 Dec 1991US 5,077,496 ANorthern Telecom Limited
No published applications in this class yet.
Most cited
By later US patents
- Gallium arsenide to emitter coupled logic level converter23US 4,410,815 ASperry Corporation · 1983
- Monolithic gaAs high speed switch driver19US 4,945,258 AGrumman Aerospace Corporation · 1990
- High-gain stabilized converter16US 4,393,315 ASperry Corporation · 1983
- Elementary logic circuit obtained by means of field effect transistors of gallium arsenide and compatible with the ECL 100 K technology16US 4,661,725 AU. S. Philips Corporation · 1987
- ECL-compatible semiconductor device having a prediffused gate array13US 4,808,851 AU. S. Philips Corporation · 1989