H03K 3/313
By the use, as active elements, of semiconductor devices with two electrodes
Official title: by the use, as active elements, of semiconductor devices with two electrodes, one or two potential barriers, and exhibiting a negative resistance characteristic
H03K3/313 (By the use, as active elements, of semiconductor devices with two electrodes) appears on 63 US grants and 41 published applications in this corpus.
Search patents in H03K- Granted patents
- 63
- Published applications
- 41
- Assignees
- 28
- Inventors
- 75
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 8 | 6 |
| 2002 | 10 | 4 |
| 2003 | 3 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 3 | 2 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 0 |
| 2020 | 3 | 6 |
| 2021 | 3 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 0 |
| 2024 | 2 | 2 |
| 2025 | 0 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Input circuit and semiconductor device21 Apr 2026US 12,609,681 B2Kabushiki Kaisha Toshiba
- Combo circuit with electrostatic discharge protection10 Mar 2026US 12,574,023 B2Leadtrend Technology Corp.
- Device for adjusting ultrasonic resonance frequency and method of controlling the same8 Oct 2024US 12,113,534 B2
- Power contact fault clearing device2 Jan 2024US 11,862,408 B2Arc Suppression Technologies
- Power contact health assessor apparatus and method14 Feb 2023US 11,581,151 B2Arc Suppression Technologies
- System and method for fine tuned pulse width modulation signal generation8 Oct 2026US 2026/0312570 A1
- Input circuit and semiconductor device25 Sep 2025US 2025/0300638 A1Kabushiki Kaisha Toshiba
- Combo circuit with electrostatic discharge protection26 Jun 2025US 2025/0211219 A1Leadtrend Technology Corp.
- Power Contact Health Assessor Apparatus and Method15 Feb 2024US 2024/0055195 A1Arc Suppression Technologies
- Device for adjusting ultrasonic resonance frequency and method of controlling the same18 Jan 2024US 2024/0022238 A1
Most cited
By later US patents
- Resonant-tunneling transmission line technology168US 5,825,240 AMassachusetts Institute of Technology · 1998
- Method and apparatus for signal detection in ultra wide-band communications43US 6,456,221 B2National University of Singapore · 2002
- Method and apparatus for signal detection in ultra wide-band communications37US 6,630,897 B2Cellonics Incorporated Pte, Ltd. · 2003
- Tunnel diode shift register utilizing tunnel diode coupling20US 5,444,751 AMassachusetts Institute of Technology · 1995
- High-speed, compact, edge-triggered, flip-flop circuit20US 6,323,709 B1The Regents of the University of Michigan · 2001