H02K 15/10
Applying solid insulation to windings, stators or rotors
Official title: Applying solid insulation to windings, stators or rotors, e.g. applying insulating tapes
H02K15/10 (Applying solid insulation to windings, stators or rotors) appears on 460 US grants and 565 published applications in this corpus.
Search patents in H02K- Granted patents
- 460
- Published applications
- 565
- Assignees
- 254
- Inventors
- 1,403
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 6 | 8 |
| 2003 | 7 | 8 |
| 2004 | 12 | 9 |
| 2005 | 5 | 15 |
| 2006 | 7 | 6 |
| 2007 | 6 | 6 |
| 2008 | 2 | 5 |
| 2009 | 3 | 5 |
| 2010 | 3 | 5 |
| 2011 | 6 | 1 |
| 2012 | 2 | 10 |
| 2013 | 5 | 14 |
| 2014 | 6 | 19 |
| 2015 | 4 | 15 |
| 2016 | 9 | 18 |
| 2017 | 12 | 26 |
| 2018 | 11 | 34 |
| 2019 | 27 | 70 |
| 2020 | 41 | 56 |
| 2021 | 36 | 61 |
| 2022 | 42 | 39 |
| 2023 | 43 | 38 |
| 2024 | 42 | 41 |
| 2025 | 33 | 29 |
| 2026 | 20 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Edge sealed slot liner6 Oct 2026US 12,756,255 B23M Innovative Properties Company
- Cooling of coils of electrical machines22 Sep 2026US 12,744,422 B2GE Vernova Renovables Espana, S.L.
- Method and apparatus for manufacturing stator1 Sep 2026US 12,726,090 B2Toyota Jidosha Kabushiki Kaisha
- Motor assembly with reduced thermal resistance18 Aug 2026US 12,712,406 B2Taco, Inc.
- Insulation system for electric rotating machines, method of production for same and powder coating21 Jul 2026US 12,688,947 B2Siemens Mobility GmbH
- Rotary electrical machine and manufacturing method therefor1 Oct 2026US 2026/0302842 A1Honda Motor Co., Ltd.
- Stator and method of manufacturing stator24 Sep 2026US 2026/0291318 A1Aisin Corporation
- Stator, rotary electrical machine, and stator production method10 Sep 2026US 2026/0269661 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Stator of electric motor10 Sep 2026US 2026/0269672 A1Toyota Jidosha Kabushiki Kaisha
- Rotor sleeve based on a thermoplastic composite material3 Sep 2026US 2026/0261160 A1Syensqo Specialty Polymers USA, LLC
Most cited
By later US patents
- Stator assembly52US 6,362,554 B1Encap Motor Corporation · 2002
- Method of making an insulated electromagnetic coil43US 4,400,226 AGeneral Electric Company · 1983
- High speed spindle motor with hydrodynamic bearings43US 6,300,695 B1Encap Motor Corporation · 2001
- Electrodeposited mica on coil bar connections and resulting products38US 4,723,083 AGeneral Electric Company · 1988
- Electric machine stator cooling systems and methods36US 10,177,631 B1Zero E Technologies, LLC · 2019