|
| US5045821 | 9 Nov 1990 | 3 Sep 1991 | Motorola, Inc. | Broadband multi-phase hybrid |
| US5126702 | 6 Dic 1990 | 30 Jun 1992 | U.S. Philips Corporation | Current supply means for wideband distribution |
| US5204644 | 27 Ene 1992 | 20 Abr 1993 | Rohde & Schwarz GmbH & Co. KG | Circuit arrangement for distributing or for combining radio-frequency power |
| US5347245 | 5 Nov 1993 | 13 Sep 1994 | Bark Lee Yee | CATV signal splitter |
| US5412355 | 3 Dic 1993 | 2 May 1995 | Philips Electronics North America Corporation | Resonant balun with arbitrary impedance |
| US5469129 | 29 Ago 1994 | 21 Nov 1995 | Motorola, Inc. | Impedance transforming three-port power divider/combiner using lumped elements |
| US6140889 | 11 Mar 1999 | 31 Oct 2000 | U.S. Philips Corporation | High-frequency signal splitter |