F04B 1/03
Multi-cylinder machines or pumps characterised by number or arrangement of cylinders: with
Official title: with cylinder axis arranged substantially tangentially to a circle centred on main shaft axis
F04B1/03 (Multi-cylinder machines or pumps characterised by number or arrangement of cylinders: with) appears on 8 US grants and 6 published applications in this corpus.
Search patents in F04B- Granted patents
- 8
- Published applications
- 6
- Assignees
- 7
- Inventors
- 20
- Latest grant
- 19 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 3 |
| 2022 | 3 | 2 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Air pump device and seat apparatus19 Mar 2024US 11,932,152 B2Aisin Corporation
- Precision, constant-flow reciprocating pump9 Jan 2024US 11,867,162 B2Swissinnov Product Sarl
- Swash-plate type piston pump13 Jun 2023US 11,674,505 B2KYB Corporation
- Pump with multiple outlets22 Nov 2022US 11,506,198 B2Thomas Magnete GmbH
- Axial piston-type hydraulic rotary machine26 Jul 2022US 11,396,872 B2Hitachi Construction Machinery Co., Ltd.
- Air pump device and seat apparatus1 Dec 2022US 2022/0379789 A1Aisin Corporation
- Swash-plate type piston pump21 Jul 2022US 2022/0228578 A1KYB Corporation
- Precision, constant-flow reciprocating pump23 Sep 2021US 2021/0293226 A1Swissinnov Product Sarl
- Swash-plate type piston pump16 Sep 2021US 2021/0285430 A1KYB Corporation
- Axial Piston-Type Hydraulic Rotary Machine9 Sep 2021US 2021/0277891 A1Hitachi Construction Machinery Co., Ltd.
Most cited
By later US patents