F25J 1/0252
Control strategy
Official title: {Control strategy, e.g. advanced process control or dynamic modeling}
F25J1/0252 (Control strategy) appears on 30 US grants and 39 published applications in this corpus.
Search patents in F25J- Granted patents
- 30
- Published applications
- 39
- Assignees
- 24
- Inventors
- 99
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 0 | 6 |
| 2019 | 3 | 1 |
| 2020 | 5 | 1 |
| 2021 | 1 | 3 |
| 2022 | 0 | 6 |
| 2023 | 1 | 1 |
| 2024 | 5 | 1 |
| 2025 | 4 | 4 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and process for pre-liquefaction fluid processing for improved liquefaction operations27 Jan 2026US 12,535,267 B2Air Products and Chemicals, Inc.
- Fuel cell power-supply management device and fuel cell power-supply management method27 Jan 2026US 12,535,268 B2Honda Motor Co., Ltd.
- Method and system for production optimization4 Nov 2025US 12,460,861 B2Shell USA, Inc.
- Method and system for determining operating conditions of liquefied natural gas plant18 Mar 2025US 12,253,306 B2Chiyoda Corporation
- Method for monitoring a process engineering installation, and process engineering installation18 Feb 2025US 12,228,898 B2Linde Aktiengesellschaft
- Systems and methods for aligning sequences to personalized references7 May 2026US 2026/0126245 A1Seven Bridges Genomics Inc.
- Multimodal microgrid system2 Apr 2026US 2026/0095051 A1Linkville Land Holdings LLC
- Containerized Gas Processing System with Evacuated Processing Compartment19 Feb 2026US 2026/0049763 A1
- Control system for vessel reliquefaction system5 Feb 2026US 2026/0036364 A1Hanwha Ocean Co., Ltd.
- Liquefier control for transient heat loads29 Jan 2026US 2026/0029193 A1Air Liquide Large Industries U.S. LP
Most cited
By later US patents
- Process of liquefying a gaseous, methane-rich feed to obtain liquefied natural gas52US 6,272,882 B1Shell Research Limited · 2001
- Automated control system for a multicomponent refrigeration system43US 4,809,154 AAir Products and Chemicals, Inc. · 1989
- Gas liquefaction process control system34US 5,139,548 AAir Products and Chemicals, Inc. · 1992
- Process of Liquefying a gaseous, methane-rich feed to obtain liquefied natural gas16US 7,266,975 B2Shell Oil Company · 2007
- Apparatus and method for optimizing a liquefied natural gas facility9US 7,946,127 B2Honeywell International Inc. · 2011