F05D 2250/232
Conical
Official title: conical
F05D2250/232 (Conical) appears on 377 US grants and 440 published applications in this corpus.
Search patents in F05D- Granted patents
- 377
- Published applications
- 440
- Assignees
- 121
- Inventors
- 1,051
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 4 |
| 2003 | 5 | 5 |
| 2004 | 2 | 9 |
| 2005 | 5 | 9 |
| 2006 | 8 | 6 |
| 2007 | 7 | 9 |
| 2008 | 4 | 13 |
| 2009 | 4 | 8 |
| 2010 | 4 | 24 |
| 2011 | 7 | 14 |
| 2012 | 19 | 17 |
| 2013 | 11 | 16 |
| 2014 | 8 | 17 |
| 2015 | 14 | 27 |
| 2016 | 20 | 31 |
| 2017 | 16 | 34 |
| 2018 | 17 | 30 |
| 2019 | 35 | 28 |
| 2020 | 38 | 30 |
| 2021 | 28 | 24 |
| 2022 | 34 | 24 |
| 2023 | 23 | 17 |
| 2024 | 16 | 12 |
| 2025 | 23 | 14 |
| 2026 | 12 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Microturbine and method of operation25 Aug 2026US 12,716,363 B1Enerbine Corp
- Airfoil, turbine blade including the airfoil, and gas turbine including the turbine blade11 Aug 2026US 12,704,070 B2Doosan Enerbility Co., Ltd.
- Multipiece nose cone for open rotor propulsion system16 Jun 2026US 12,654,843 B2Rtx Corporation
- Coating system and method for maintenance thereof16 Jun 2026US 12,655,066 B2ROLLS-ROYCE plc
- Additively manufacturable filter for gas turbine16 Jun 2026US 12,655,973 B1GE Vernova Infrastructure Technology LLC
- Impeller pump and method24 Sep 2026US 2026/0286970 A1Pentair Flow Technologies, LLC
- Tool for handling an inlet cowl of an aircraft turbine engine16 Jul 2026US 2026/0201819 A1
- Nosecones for turbine engine2 Jul 2026US 2026/0184415 A1Rolls-Royce North American Technologies Inc.
- Nosecones for turbine engine2 Jul 2026US 2026/0184416 A1Rolls-Royce North American Technologies Inc.
- Module for a turbomachine25 Jun 2026US 2026/0176979 A1MTU Aero Engines AG
Most cited
By later US patents
- Airfoil shape for arrays of airfoils87US 4,431,376 AUnited Technologies Corporation · 1984
- Double wall bearing cone86US 6,266,954 B1General Electric Company · 2001
- Diffusion-cooled blade tip cap67US 4,893,987 AGeneral Electric Company · 1990
- Rotor blade for a rotary machine61US 7,396,205 B2United Technologies Corporation · 2008
- Method for preparing superalloy castings using a metallurgically bonded tapered plug49US 6,199,746 B1General Electric Company · 2001