H03K 19/0019
By energy recovery or adiabatic operation
Official title: {by energy recovery or adiabatic operation}
H03K19/0019 (By energy recovery or adiabatic operation) appears on 128 US grants and 88 published applications in this corpus.
Search patents in H03K- Granted patents
- 128
- Published applications
- 88
- Assignees
- 80
- Inventors
- 213
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 0 |
| 2002 | 3 | 3 |
| 2003 | 8 | 5 |
| 2004 | 5 | 5 |
| 2005 | 2 | 1 |
| 2006 | 4 | 5 |
| 2007 | 2 | 5 |
| 2008 | 2 | 2 |
| 2009 | 4 | 7 |
| 2010 | 6 | 3 |
| 2011 | 3 | 4 |
| 2012 | 2 | 3 |
| 2013 | 6 | 4 |
| 2014 | 5 | 4 |
| 2015 | 3 | 3 |
| 2016 | 5 | 3 |
| 2017 | 2 | 2 |
| 2018 | 2 | 3 |
| 2019 | 2 | 2 |
| 2020 | 6 | 6 |
| 2021 | 4 | 3 |
| 2022 | 1 | 3 |
| 2023 | 2 | 3 |
| 2024 | 4 | 2 |
| 2025 | 1 | 2 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and methods of reducing wideband series resonant clock skew25 Nov 2025US 12,481,309 B2
- Reduced-power dynamic data circuits with wide-band energy recovery26 Nov 2024US 12,153,867 B2Rezonent Corporation
- Quasi-adiabatic logic circuits25 Jun 2024US 12,021,522 B2Tacho Holdings, LLC
- Circuits and methods to use energy harvested from transient on-chip data14 May 2024US 11,984,887 B2Metis Microsystems, LLC
- Circuits and methods to harvest energy from transient on-chip data14 May 2024US 11,984,888 B2Metis Microsystems, LLC
- Quasi-adiabatic circuits13 Aug 2026US 2026/0238210 A1QAL Semiconductor, Inc.
- Circuits and methods to harvest energy from transient on-chip data9 Jul 2026US 2026/0197001 A1Metis Microsystems, LLC
- Methods and arrangements for generating signals with aqfp logic5 Mar 2026US 2026/0065111 A1IQM Finland Oy
- Energy Recovery Adiabatic Flip-Flop and Resonator Based Bennett Clock Generator8 Jan 2026US 2026/0012161 A1Indiana Integrated Circuits, LLC
- Circuit unit, circuit arrangement and method for reducing switching losses of a semiconductor switch1 Jan 2026US 2026/0005687 A1
Most cited
By later US patents
- Gate charge recovery circuit for gate-driven semiconductor devices200US 5,298,797 AToko America, Inc. · 1994
- Charge recycling differential logic (CRDL) circuit and devices using the same69US 5,859,548 ALG Semicon Co., Ltd. · 1999
- Amplifier for driving large capacitive loads62US 5,264,752 AAT&T Bell Laboratories · 1993
- Wear assembly for the digging edge of an excavator58US 6,986,216 B2ESCO Corporation · 2006
- Current recycling circuit and a method of current recycling44US 6,552,581 B1Agere Systems Inc. · 2003