H03G 1/0047
Using photo-electric elements
Official title: {using photo-electric elements}
H03G1/0047 (Using photo-electric elements) appears on 20 US grants and 10 published applications in this corpus.
Search patents in H03G- Granted patents
- 20
- Published applications
- 10
- Assignees
- 15
- Inventors
- 35
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 2 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Amplifier circuit23 May 2023US 11,658,629 B2Yokogawa Electric Corporation
- Amplifier circuit11 Apr 2023US 11,626,849 B2Yokogawa Electric Corporation
- Digitized automatic level control transducer-calibrator26 Mar 2019US 10,243,532 B1
- Implementing enhanced CMOS inverter based optical transimpedance amplifier12 Mar 2019US 10,228,464 B2International Business Machines Corporation
- Implementing enhanced CMOS inverter based optical transimpedance amplifier13 Feb 2018US 9,893,681 B2International Business Machines Corporation
- Amplifier circuit23 Dec 2021US 2021/0399703 A1Yokogawa Electric Corporation
- Burst mode trans-impedance amplifier31 Jan 2019US 2019/0036498 A1Hangzhou Hongxin Microelectronics Technology Co., Ltd.
- Implementing enhanced cmos inverter based optical transimpedance amplifier29 Mar 2018US 2018/0088237 A1International Business Machines Corporation
- Implementing enhanced cmos inverter based optical transimpedance amplifier4 May 2017US 2017/0126182 A1International Business Machines Corporation
- Implementing enhanced cmos inverter based optical transimpedence amplifer4 Aug 2016US 2016/0226456 A1International Business Machines Corporation
Most cited
By later US patents
- Active APD gain control for an optical receiver72US 5,929,982 ATektronix, Inc. · 1999
- System and method for varying low audio frequencies inversely with audio signal level33US 7,016,509 B1Harman International Industries, Incorporated · 2006
- Amplitude control apparatus11US 4,468,631 ARCA Corporation · 1984
- Apparatus for controlling an operational characteristic of a controlled device in accordance with the position of a movable member10US 4,412,182 AHarris Corporation · 1983
- Volume control for an audio apparatus10US 4,434,325 ANakamichi Corporation · 1984