F16J 15/453
Characterised by the use of particular materials
Official title: characterised by the use of particular materials {(F16J15/444 takes precedence)}
F16J15/453 (Characterised by the use of particular materials) appears on 32 US grants and 40 published applications in this corpus.
Search patents in F16J- Granted patents
- 32
- Published applications
- 40
- Assignees
- 34
- Inventors
- 99
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 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 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 2 |
| 2016 | 0 | 2 |
| 2017 | 4 | 3 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 3 | 4 |
| 2021 | 4 | 1 |
| 2022 | 2 | 4 |
| 2023 | 2 | 1 |
| 2024 | 3 | 3 |
| 2025 | 3 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sealing ring25 Aug 2026US 12,716,361 B2Industria De Turbo Propulsores, S.A.U.
- Element and method for compensation of tolerances and/or gap widths of a device and engine, assembly method for a shaft/hub connection13 Jan 2026US 12,523,160 B2Universität der Bundeswehr München
- Turbomachine labyrinth seal design for oxygen rich process fluids30 Sep 2025US 12,429,063 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method of using a labyrinth seal for sealing a turbomachine for oxygen rich process fluids30 Sep 2025US 12,429,064 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Labyrinth seal comprising an abradable element with variable cell density15 Jul 2025US 12,359,582 B2Safran Aircraft Engines
- Shaft sealing device and rotary machine1 Jan 2026US 2026/0002450 A1Mitsubishi Heavy Industries, Ltd.
- Support assembly for food applications11 Dec 2025US 2025/0377025 A1
- Shaft sealing device and rotary machine10 Jul 2025US 2025/0223911 A1Mitsubishi Heavy Industries, Ltd.
- Sealing ring5 Jun 2025US 2025/0179926 A1Industria De Turbo Propulsores, S.A.U.
- Power transmission device, and robot5 Jun 2025US 2025/0180122 A1Sumitomo Heavy Industries, Ltd.
Most cited
By later US patents
- Repair of a member having a projection34US 4,657,171 AGeneral Electric Company · 1987
- Method of making a wiper for a sealing labyrinth, and a thermomechanical part and a turbomachine including such a wiper14US 7,836,572 B2Snecma · 2010
- Turbine interstage seal with self-balancing capability7US 9,771,821 B1Florida Turbine Technologies, Inc. · 2017
- Compressor with floating seal5US 10,975,868 B2Emerson Climate Technologies, Inc. · 2021
- Seal structure5US 8,240,675 B2Mitsubishi Heavy Industries, Ltd. · 2012