F26B 23/00
Heating arrangements
Official title: Heating arrangements (using heated air or other gases F26B21/00)
F26B23/00 (Heating arrangements) appears on 1,094 US grants and 960 published applications in this corpus.
Search patents in F26B- Granted patents
- 1,094
- Published applications
- 960
- Assignees
- 776
- Inventors
- 2,366
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 9 | 0 |
| 1978 | 18 | 0 |
| 1979 | 17 | 0 |
| 1980 | 22 | 0 |
| 1981 | 28 | 0 |
| 1982 | 23 | 0 |
| 1983 | 10 | 0 |
| 1984 | 22 | 0 |
| 1985 | 21 | 0 |
| 1986 | 22 | 0 |
| 1987 | 30 | 0 |
| 1988 | 18 | 0 |
| 1989 | 17 | 0 |
| 1990 | 23 | 0 |
| 1991 | 12 | 0 |
| 1992 | 23 | 0 |
| 1993 | 25 | 0 |
| 1994 | 20 | 0 |
| 1995 | 9 | 0 |
| 1996 | 16 | 0 |
| 1997 | 15 | 0 |
| 1998 | 19 | 0 |
| 1999 | 10 | 0 |
| 2000 | 21 | 0 |
| 2001 | 12 | 1 |
| 2002 | 14 | 11 |
| 2003 | 12 | 12 |
| 2004 | 11 | 17 |
| 2005 | 13 | 22 |
| 2006 | 10 | 24 |
| 2007 | 7 | 24 |
| 2008 | 8 | 34 |
| 2009 | 13 | 33 |
| 2010 | 6 | 31 |
| 2011 | 24 | 45 |
| 2012 | 24 | 28 |
| 2013 | 19 | 49 |
| 2014 | 22 | 37 |
| 2015 | 25 | 51 |
| 2016 | 36 | 40 |
| 2017 | 35 | 41 |
| 2018 | 47 | 49 |
| 2019 | 46 | 51 |
| 2020 | 47 | 46 |
| 2021 | 41 | 37 |
| 2022 | 32 | 33 |
| 2023 | 29 | 53 |
| 2024 | 27 | 62 |
| 2025 | 41 | 74 |
| 2026 | 31 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dielectric heating device6 Oct 2026US 12,753,972 B2Seiko Epson Corporation
- Method to retrofit can oven or dryer29 Sep 2026US 12,747,913 B2Stolle Machinery Company, LLC
- Dehumidification device of package thermal-shrinking oven22 Sep 2026US 12,741,773 B2
- Plastic dehumidification and drying device15 Sep 2026US 12,736,284 B2
- Steam heating system for container8 Sep 2026US 12,729,056 B2Trans Ocean Bulk Logistics Limited
- Variable power heater freeze-dryer apparatus and methods of use8 Oct 2026US 2026/0309412 A1Peak & Prairie Industries Corp.
- Drying facility incorporating a heat recovery and drying steam generation system, and drying method which makes use of such a facility8 Oct 2026US 2026/0309416 A1France Evaporation
- A heating system and a method for integrating a heating system into a drying plant8 Oct 2026US 2026/0309417 A1GEA Process Engineering A/S
- Oven for heating an article on a conveyor1 Oct 2026US 2026/0298534 A1CPM Packaging Ltd
- Oven for heating an article on a conveyor1 Oct 2026US 2026/0298538 A1CPM Packaging Ltd
Most cited
By later US patents
- Closed-loop drying process and system100US 5,343,632 AAdvanced Dryer Systems, Inc. · 1994
- Heat pump closed loop drying80US 4,603,489 A1986
- Web drying apparatus having means for heating recirculated air79US 4,116,620 ATEC Systems, Inc. · 1978
- Combustion chamber to accommodate a split-stream of recycled gases76US 6,079,974 ABeloit Technologies, Inc. · 2000
- Procedure and installation for the incinerating of sludge61US 4,361,100 AWerner & Pfleiderer · 1982