G10H 2250/065
Lattice filter, zobel network, constant resistance filter or x-section filter, i.e. balanced
Official title: Lattice filter, Zobel network, constant resistance filter or X-section filter, i.e. balanced symmetric all-pass bridge network filter exhibiting constant impedance over frequency
G10H2250/065 (Lattice filter, zobel network, constant resistance filter or x-section filter, i.e. balanced) appears on 6 US grants and 0 published applications in this corpus.
Search patents in G10H- Granted patents
- 6
- Published applications
- 0
- Assignees
- 4
- Inventors
- 10
- Latest grant
- 1 Jan 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Targeted vocal transformation1 Jan 2002US 6,336,092 B1
- Synthesis of percussion musical instrument sounds29 Aug 2000US 6,111,181 ATexas Instruments Incorporated
- Musical synthesizer combining deterministic and stochastic waveforms9 Jul 1991US 5,029,509 AThe Board of Trustees of the Leland Stanford Junior University
- Speech synthesizer30 Dec 1986US 4,633,500 AMitsubishi Denki Kabushiki Kaisha
- Digital filter for an electronic musical instrument26 Nov 1985US 4,554,858 ANippon Gakki Seizo Kabushiki Kaisha
No published applications in this class yet.
Most cited
By later US patents
- Targeted vocal transformation141US 6,336,092 B12002
- Digital filter for an electronic musical instrument35US 4,554,858 ANippon Gakki Seizo Kabushiki Kaisha · 1985
- Musical synthesizer combining deterministic and stochastic waveforms31US 5,029,509 AThe Board of Trustees of the Leland Stanford Junior University · 1991
- Digital filter for an electronic musical instrument16US 4,548,119 ANippon Gakki Seizo Kabushiki Kaisha · 1985
- Speech synthesizer6US 4,633,500 AMitsubishi Denki Kabushiki Kaisha · 1986