H02K 7/00
Arrangements for handling mechanical energy structurally associated with dynamo-electric machines
Official title: Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02K7/00 (Arrangements for handling mechanical energy structurally associated with dynamo-electric machines) appears on 19,440 US grants and 22,503 published applications in this corpus.
Search patents in H02K- Granted patents
- 19,440
- Published applications
- 22,503
- Assignees
- 6,149
- Inventors
- 36,291
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 54 | 0 |
| 1977 | 52 | 0 |
| 1978 | 46 | 0 |
| 1979 | 36 | 0 |
| 1980 | 57 | 0 |
| 1981 | 55 | 0 |
| 1982 | 50 | 0 |
| 1983 | 53 | 0 |
| 1984 | 66 | 0 |
| 1985 | 73 | 0 |
| 1986 | 71 | 0 |
| 1987 | 94 | 0 |
| 1988 | 92 | 0 |
| 1989 | 97 | 0 |
| 1990 | 78 | 0 |
| 1991 | 97 | 0 |
| 1992 | 108 | 0 |
| 1993 | 115 | 0 |
| 1994 | 106 | 0 |
| 1995 | 119 | 0 |
| 1996 | 123 | 0 |
| 1997 | 129 | 0 |
| 1998 | 224 | 0 |
| 1999 | 251 | 0 |
| 2000 | 230 | 0 |
| 2001 | 285 | 103 |
| 2002 | 292 | 327 |
| 2003 | 267 | 354 |
| 2004 | 387 | 423 |
| 2005 | 282 | 452 |
| 2006 | 310 | 472 |
| 2007 | 251 | 509 |
| 2008 | 288 | 523 |
| 2009 | 296 | 567 |
| 2010 | 380 | 600 |
| 2011 | 394 | 616 |
| 2012 | 389 | 612 |
| 2013 | 475 | 895 |
| 2014 | 518 | 878 |
| 2015 | 624 | 922 |
| 2016 | 622 | 997 |
| 2017 | 807 | 1260 |
| 2018 | 854 | 1266 |
| 2019 | 1164 | 1448 |
| 2020 | 1194 | 1500 |
| 2021 | 1210 | 1405 |
| 2022 | 1132 | 1516 |
| 2023 | 1227 | 1378 |
| 2024 | 1278 | 1405 |
| 2025 | 1295 | 1174 |
| 2026 | 743 | 901 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H02K 7/10Structural association with clutches, brakes, gears, pulleys or mechanical starters5,724
- H02K 7/18Structural association of electric generators with mechanical driving motors5,078
- H02K 7/14Structural association with mechanical loads4,456
- H02K 7/08Structural association with bearings3,990
- H02K 7/06Means for converting reciprocating motion into rotary motion or vice versa1,884
- H02K 7/003Couplings1,470
- H02K 7/006Structural association of a motor or generator with the drive train of1,068
- H02K 7/02Additional mass for increasing inertia850
All 10 subgroupsShow fewer
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Most cited
By later US patents
- Orthopedic surgical device2,191US 5,553,675 AMinnesota Mining and Manufacturing Company · 1996
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