H03K 17/64
Having inductive loads
Official title: having inductive loads
H03K17/64 (Having inductive loads) appears on 157 US grants and 39 published applications in this corpus.
Search patents in H03K- Granted patents
- 157
- Published applications
- 39
- Assignees
- 109
- Inventors
- 270
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 10 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 10 | 0 |
| 1983 | 7 | 0 |
| 1984 | 15 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 12 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 3 | 2 |
| 2010 | 1 | 1 |
| 2011 | 3 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 3 | 3 |
| 2015 | 0 | 5 |
| 2016 | 1 | 0 |
| 2017 | 4 | 2 |
| 2018 | 2 | 6 |
| 2019 | 7 | 3 |
| 2020 | 3 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Hybrid analog key structure16 Sep 2025US 12,418,289 B1Logitech Europe S. A.
- Controller for power converter24 Jun 2025US 12,341,416 B2Redisem Ltd.
- Circuit and method for improving efficiency by use of external inductor for temperature control11 Mar 2025US 12,249,980 B2Potens Semiconductor Corp.
- Contactor drives having normally-on solid state switches6 Aug 2024US 12,055,589 B1Hamilton Sundstrand Corporation
- Contactor, and device and method for controlling same12 Dec 2023US 11,843,380 B2Schneider Electric Industries SAS
- Hybrid analog key structure4 Dec 2025US 2025/0370551 A1Logitech Europe S. A.
- Contactor drives having normally-on solid state switches18 Jul 2024US 2024/0241176 A1Hamilton Sundstrand Corporation
- Circuit and method for improving efficiency by use of external inductor for temperature control4 Jul 2024US 2024/0223184 A1Potens Semiconductor Corp.
- Contactor, and device and method for controlling same26 Jan 2023US 2023/0029408 A1Schneider Electric Industries SAS
- Controller for power converter1 Sep 2022US 2022/0278606 A1Redisem Ltd.
Most cited
By later US patents
- Switching amplifier circuit108US 4,475,151 A1984
- Method of operating an electromagnetically actuated fuel intake or exhaust valve of an internal combustion engine102US 4,823,825 A1989
- Method and apparatus for controlling the current through a magnetic coil76US 5,442,515 AClark Equipment Company · 1995
- Arrangement for generating DC magnetic fields of alternating polarity for the magnetic-inductive flow measurement71US 4,410,926 AFlowtec AG · 1983
- Automated aerosol mist dispenser64US 3,974,941 A1976