B60L 2210/40
Dc to ac converters
Official title: DC to AC converters
B60L2210/40 (Dc to ac converters) appears on 3,183 US grants and 4,143 published applications in this corpus.
Search patents in B60L- Granted patents
- 3,183
- Published applications
- 4,143
- Assignees
- 830
- Inventors
- 6,730
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 12 | 0 |
| 1998 | 17 | 0 |
| 1999 | 6 | 0 |
| 2000 | 23 | 0 |
| 2001 | 17 | 12 |
| 2002 | 23 | 21 |
| 2003 | 17 | 28 |
| 2004 | 31 | 42 |
| 2005 | 26 | 27 |
| 2006 | 20 | 31 |
| 2007 | 24 | 43 |
| 2008 | 29 | 69 |
| 2009 | 26 | 80 |
| 2010 | 51 | 134 |
| 2011 | 78 | 100 |
| 2012 | 82 | 196 |
| 2013 | 114 | 270 |
| 2014 | 171 | 358 |
| 2015 | 236 | 336 |
| 2016 | 245 | 215 |
| 2017 | 284 | 176 |
| 2018 | 236 | 185 |
| 2019 | 213 | 193 |
| 2020 | 175 | 163 |
| 2021 | 152 | 140 |
| 2022 | 134 | 192 |
| 2023 | 138 | 195 |
| 2024 | 169 | 300 |
| 2025 | 237 | 349 |
| 2026 | 171 | 288 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems for auxiliary battery for inverter for electric vehicle6 Oct 2026US 12,752,639 B2BorgWarner Inc.
- Control system for a hybrid vehicle with a dual voltage direct current bus6 Oct 2026US 12,752,640 B2Deere & Company
- Electric vehicle charging system capable of generating electricity by solar energy6 Oct 2026US 12,752,656 B2
- Power supply network, electric vehicle, and power conversion device29 Sep 2026US 12,746,824 B2Hitachi Astemo, Ltd.
- Latch dual-curve 3PS/6SO safe state for inverter29 Sep 2026US 12,746,831 B2Vitesco Technologies USA, LLC
- Electric drive unit and vehicle8 Oct 2026US 2026/0307501 A1Mazda Motor Corporation
- Drive control apparatus8 Oct 2026US 2026/0307507 A1Mitsubishi Electric Corporation
- Multisource hybrid energy storage system for electric vehicles8 Oct 2026US 2026/0307512 A1King Fahd University of Petroleum and Minerals
- System and method for controlling charging of battery of electrified vehicle8 Oct 2026US 2026/0307522 A1Hyundai Motor Company
- Electric vehicle8 Oct 2026US 2026/0307609 A1Nissan Motor Co., Ltd.
Most cited
By later US patents
- Apparatus and method of compensating for motor velocity of fuel cell vehicle1,018US 9,233,610 B2Hyundai Motor Company · 2016
- Hybrid electric vehicle510US 5,343,970 A1994
- Wireless energy transfer using planar capacitively loaded conducting loop resonators449US 8,035,255 B2WiTricity Corporation · 2011
- Autonomous lawn mower445US 5,204,814 AMobot, Inc. · 1993
- Wireless energy transfer converters438US 8,497,601 B2WiTricity Corporation · 2013