H01M 50/271
Lids or covers for the racks or secondary casings
H01M50/271 (Lids or covers for the racks or secondary casings) appears on 2,395 US grants and 4,387 published applications in this corpus.
Search patents in H01M- Granted patents
- 2,395
- Published applications
- 4,387
- Assignees
- 975
- Inventors
- 6,993
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 12 | 0 |
| 2001 | 18 | 3 |
| 2002 | 11 | 12 |
| 2003 | 13 | 16 |
| 2004 | 8 | 23 |
| 2005 | 5 | 13 |
| 2006 | 9 | 19 |
| 2007 | 12 | 31 |
| 2008 | 9 | 26 |
| 2009 | 18 | 36 |
| 2010 | 19 | 57 |
| 2011 | 23 | 82 |
| 2012 | 43 | 105 |
| 2013 | 48 | 109 |
| 2014 | 61 | 104 |
| 2015 | 90 | 128 |
| 2016 | 96 | 135 |
| 2017 | 106 | 173 |
| 2018 | 115 | 194 |
| 2019 | 180 | 250 |
| 2020 | 211 | 272 |
| 2021 | 174 | 236 |
| 2022 | 187 | 309 |
| 2023 | 165 | 432 |
| 2024 | 208 | 452 |
| 2025 | 256 | 660 |
| 2026 | 215 | 510 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electric apparatus6 Oct 2026US 12,756,043 B2Makita Corporation
- Battery pack6 Oct 2026US 12,756,046 B2Honda Motor Co., Ltd.
- Battery pack including a first battery module and a second battery module6 Oct 2026US 12,756,056 B2LG Energy Solution, Ltd.
- Battery module having structure for blocking oxygen inflow during thermal propagation6 Oct 2026US 12,756,063 B2LG Energy Solution, Ltd.
- Battery module6 Oct 2026US 12,756,071 B2LG Energy Solution, Ltd.
- Battery pack8 Oct 2026US 2026/0312160 A1Toyota Jidosha Kabushiki Kaisha
- Battery array designs for traction battery packs8 Oct 2026US 2026/0312176 A1Ford Global Technologies, LLC
- Battery pack8 Oct 2026US 2026/0312182 A1Samsung SDI.Co., Ltd.
- Battery pack and related supply device8 Oct 2026US 2026/0312196 A1Hyba Ltd.
- Flame-retardant box for power battery8 Oct 2026US 2026/0312197 A1Meizhou Jiangnan Electric Appliance Co., Ltd.
Most cited
By later US patents
- Orthopedic drive assembly1,581US 4,728,876 AMinnesota Mining and Manufacturing Company · 1988
- Recharge system for medical devices1,466US 9,381,058 B2Ethicon Endo-Surgery, Inc. · 2016
- Sterile transfer battery container1,464US 7,501,198 B2Linvatec Corporation · 2009
- Sterile medical instrument charging device1,325US 9,597,143 B2Ethicon Endo-Surgery, Inc. · 2017
- Air flow-producing device, such as a vacuum cleaner or a blower1,158US 7,712,182 B2Milwaukee Electric Tool Corporation · 2010