H02K 1/2706
Inner rotors
H02K1/2706 (Inner rotors) appears on 4,819 US grants and 6,098 published applications in this corpus.
Search patents in H02K- Granted patents
- 4,819
- Published applications
- 6,098
- Assignees
- 1,448
- Inventors
- 8,713
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 18 | 0 |
| 1985 | 10 | 0 |
| 1986 | 20 | 0 |
| 1987 | 28 | 0 |
| 1988 | 17 | 0 |
| 1989 | 17 | 0 |
| 1990 | 21 | 0 |
| 1991 | 17 | 0 |
| 1992 | 22 | 0 |
| 1993 | 18 | 0 |
| 1994 | 20 | 0 |
| 1995 | 20 | 0 |
| 1996 | 26 | 0 |
| 1997 | 26 | 0 |
| 1998 | 36 | 0 |
| 1999 | 42 | 0 |
| 2000 | 47 | 0 |
| 2001 | 43 | 13 |
| 2002 | 47 | 76 |
| 2003 | 36 | 75 |
| 2004 | 73 | 91 |
| 2005 | 82 | 82 |
| 2006 | 61 | 105 |
| 2007 | 40 | 115 |
| 2008 | 59 | 101 |
| 2009 | 65 | 135 |
| 2010 | 97 | 174 |
| 2011 | 120 | 145 |
| 2012 | 90 | 191 |
| 2013 | 108 | 259 |
| 2014 | 148 | 282 |
| 2015 | 163 | 268 |
| 2016 | 170 | 298 |
| 2017 | 230 | 356 |
| 2018 | 246 | 369 |
| 2019 | 352 | 402 |
| 2020 | 371 | 428 |
| 2021 | 305 | 392 |
| 2022 | 351 | 453 |
| 2023 | 290 | 370 |
| 2024 | 341 | 384 |
| 2025 | 270 | 282 |
| 2026 | 208 | 252 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Crystalline radical polymerizable composition for fixing a magnet of a rotating electric machine rotor core, a rotating electric machine rotor core using the composition, and a method of manufacturing the rotating electric machine rotor core6 Oct 2026US 12,756,246 B2Aisin Corporation
- Motor rotor structure and motor6 Oct 2026US 12,756,249 B2Splash Pool & Spa, Inc.
- Rotor for a permanent magnet electric machine6 Oct 2026US 12,756,250 B2GM Global Technology Operations LLC
- Rotor apparatus for an electric machine6 Oct 2026US 12,756,251 B2Jaguar Land Rover Limited
- Rotor, rotary electric machine, and drive device6 Oct 2026US 12,756,252 B2Nidec Corporation
- Pod drive8 Oct 2026US 2026/0307770 A1Hd Hyundai Electric Co., Ltd.
- Rare earth sintered magnet, method for producing rare earth sintered magnet, rotor, and rotary machine8 Oct 2026US 2026/0311916 A1Mitsubishi Electric Corporation
- Rotary electric machine8 Oct 2026US 2026/0312442 A1Denso Corporation
- Rotor core, rotor, and electric motor8 Oct 2026US 2026/0312445 A1Fanuc Corporation
- Laminated core, rotor, and manufacturing method of laminated core8 Oct 2026US 2026/0312446 A1Nippon Steel Corporation
Most cited
By later US patents
- Blood pump having a magnetically suspended rotor250US 6,447,266 B2The United States of America as represented by the United States National Aeronautics and Space Administration · 2002
- Magnetically suspended miniature fluid pump and method of designing the same240US 6,015,272 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 2000
- Hybrid alternator213US 5,747,909 AEcoair Corp. · 1998
- Magnetically suspended miniature fluid pump and method of designing the same187US 6,447,265 B1The United States of America as represented by the United States National Aeronautics and Space Administration · 2002
- Electric motor187US 9,570,945 B2Grundfos Holding A/S · 2017