H02K 5/12
Specially adapted for operating in liquid or gas
Official title: specially adapted for operating in liquid or gas (combined with cooling arrangements H02K9/00)
H02K5/12 (Specially adapted for operating in liquid or gas) appears on 1,933 US grants and 1,742 published applications in this corpus.
Search patents in H02K- Granted patents
- 1,933
- Published applications
- 1,742
- Assignees
- 970
- Inventors
- 4,064
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 14 | 0 |
| 1978 | 20 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 13 | 0 |
| 1984 | 15 | 0 |
| 1985 | 20 | 0 |
| 1986 | 21 | 0 |
| 1987 | 20 | 0 |
| 1988 | 29 | 0 |
| 1989 | 28 | 0 |
| 1990 | 19 | 0 |
| 1991 | 36 | 0 |
| 1992 | 31 | 0 |
| 1993 | 20 | 0 |
| 1994 | 30 | 0 |
| 1995 | 34 | 0 |
| 1996 | 26 | 0 |
| 1997 | 25 | 0 |
| 1998 | 35 | 0 |
| 1999 | 37 | 0 |
| 2000 | 45 | 0 |
| 2001 | 36 | 8 |
| 2002 | 31 | 23 |
| 2003 | 27 | 41 |
| 2004 | 35 | 22 |
| 2005 | 28 | 40 |
| 2006 | 21 | 38 |
| 2007 | 17 | 45 |
| 2008 | 22 | 38 |
| 2009 | 23 | 45 |
| 2010 | 25 | 64 |
| 2011 | 25 | 63 |
| 2012 | 36 | 50 |
| 2013 | 39 | 87 |
| 2014 | 48 | 93 |
| 2015 | 57 | 66 |
| 2016 | 58 | 90 |
| 2017 | 58 | 102 |
| 2018 | 85 | 84 |
| 2019 | 104 | 101 |
| 2020 | 105 | 99 |
| 2021 | 67 | 105 |
| 2022 | 81 | 111 |
| 2023 | 90 | 96 |
| 2024 | 113 | 108 |
| 2025 | 90 | 73 |
| 2026 | 47 | 50 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Electric outboard machine24 Sep 2026US 2026/0285462 A1Suzuki Motor Corporation
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- Method for providing a rotating shaft into a high pressure, high temperature furnace24 Sep 2026US 2026/0287261 A1The Florida State University Research Foundation, Inc.
Most cited
By later US patents
- Method and apparatus for cardiac blood flow assistance452US 5,964,694 AGuidant Corporation · 1999
- Method and apparatus for cardiac blood flow assistance397US 5,911,685 AGuidant Corporation · 1999
- Sealless rotary blood pump with passive magnetic radial bearings and blood immersed axial bearings378US 5,695,471 AKriton Medical, Inc. · 1997
- Magnetically suspended rotor axial flow blood pump373US 4,779,614 ANimbus Medical, Inc. · 1988
- Bearingless blood pump and electronic drive system372US 6,071,093 AABIOMED, Inc. · 2000