F02B 37/14
Control of the alternation between or the operation of exhaust drive and
Official title: {Control} of the alternation between {or the operation of} exhaust drive and other drive of a pump, e.g. dependent on speed
F02B37/14 (Control of the alternation between or the operation of exhaust drive and) appears on 224 US grants and 183 published applications in this corpus.
Search patents in F02B- Granted patents
- 224
- Published applications
- 183
- Assignees
- 98
- Inventors
- 439
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 0 |
| 2003 | 4 | 5 |
| 2004 | 5 | 8 |
| 2005 | 5 | 4 |
| 2006 | 4 | 7 |
| 2007 | 2 | 5 |
| 2008 | 3 | 7 |
| 2009 | 2 | 1 |
| 2010 | 5 | 3 |
| 2011 | 0 | 2 |
| 2012 | 4 | 9 |
| 2013 | 4 | 10 |
| 2014 | 1 | 11 |
| 2015 | 7 | 6 |
| 2016 | 12 | 9 |
| 2017 | 11 | 30 |
| 2018 | 16 | 11 |
| 2019 | 17 | 18 |
| 2020 | 22 | 16 |
| 2021 | 12 | 3 |
| 2022 | 6 | 5 |
| 2023 | 4 | 7 |
| 2024 | 9 | 4 |
| 2025 | 3 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Turbocharging systems for internal combustion engines197US 6,062,026 ATurbodyne Systems, Inc. · 2000
- Apparatus for recovering thermal energy from engine117US 4,774,811 AIsuzu Motors Limited · 1988
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