F04C 2250/101
Of the inlet
Official title: of the inlet
F04C2250/101 (Of the inlet) appears on 116 US grants and 130 published applications in this corpus.
Search patents in F04C- Granted patents
- 116
- Published applications
- 130
- Assignees
- 81
- Inventors
- 323
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 7 |
| 2005 | 2 | 2 |
| 2006 | 5 | 12 |
| 2007 | 3 | 5 |
| 2008 | 4 | 4 |
| 2009 | 4 | 4 |
| 2010 | 5 | 6 |
| 2011 | 4 | 5 |
| 2012 | 5 | 4 |
| 2013 | 2 | 0 |
| 2014 | 3 | 6 |
| 2015 | 4 | 8 |
| 2016 | 4 | 8 |
| 2017 | 5 | 3 |
| 2018 | 6 | 5 |
| 2019 | 4 | 6 |
| 2020 | 4 | 9 |
| 2021 | 3 | 3 |
| 2022 | 10 | 8 |
| 2023 | 5 | 7 |
| 2024 | 10 | 7 |
| 2025 | 5 | 7 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Scroll apparatus with reduced inlet pressure drop71US 5,314,316 AArthur D. Little, Inc. · 1994
- Scroll-type compressor for helium gas31US 4,676,075 AHitachi, Ltd. · 1987
- Vortex generator for sliding van internal combustion engine31US 5,979,395 AMallen Research Limited Partnership · 1999
- Gerotor pump having axial fluid transfer passages through the lobes28US 4,986,739 AConcentric Pumps Limited · 1991
- Suction duct and scroll compressor incorporating same27US 8,133,043 B2Bitzer Scroll Inc. · 2012