H03D 9/0666
Using bipolar transistors
Official title: {using bipolar transistors (H03D9/0683 takes precedence)}
H03D9/0666 (Using bipolar transistors) appears on 7 US grants and 1 published applications in this corpus.
Search patents in H03D- Granted patents
- 7
- Published applications
- 1
- Assignees
- 6
- Inventors
- 8
- Latest grant
- 29 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Traveling wave mixer29 Aug 2023US 11,742,801 B2Keysight Technologies, Inc.
- Mixer for a receiver13 Nov 2001US 6,317,590 B1Nokia Mobile Phones Ltd.
- Self-oscillating mixer circuits, and FMCW radar18 Jan 1994US 5,280,290 AU. S. Philips Corporation
- UHF transistor mixer circuit31 Aug 1993US 5,241,228 AMurata Manufacturing Co., Ltd.
- Frequency divider with darlington transistors6 Sep 1988US 4,769,621 AAvantek, Inc.
Most cited
By later US patents
- Tuner device for a television receiver21US 4,214,212 AIndesit Industria Elettrodomestici Italiana S.p.A. · 1980
- Self-oscillating mixer circuits, and FMCW radar15US 5,280,290 AU. S. Philips Corporation · 1994
- Mixer for a receiver12US 6,317,590 B1Nokia Mobile Phones Ltd. · 2001
- Self-oscillating mixer with Darlington transistors8US 4,688,005 AAvantek, Inc. · 1987
- Frequency divider with darlington transistors3US 4,769,621 AAvantek, Inc. · 1988